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/Problem16_label45_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 20:39:04,900 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 20:39:04,903 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 20:39:04,918 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 20:39:04,918 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 20:39:04,919 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 20:39:04,920 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 20:39:04,922 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 20:39:04,923 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 20:39:04,924 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 20:39:04,925 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 20:39:04,925 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 20:39:04,926 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 20:39:04,927 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 20:39:04,928 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 20:39:04,929 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 20:39:04,930 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 20:39:04,932 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 20:39:04,934 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 20:39:04,935 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 20:39:04,937 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 20:39:04,938 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 20:39:04,940 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 20:39:04,949 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 20:39:04,969 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 20:39:04,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 20:39:04,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 20:39:04,971 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 20:39:04,971 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 20:39:04,971 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 20:39:04,972 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 20:39:04,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 20:39:04,972 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 20:39:04,972 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 20:39:04,972 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 20:39:04,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 20:39:04,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 20:39:04,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 20:39:04,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 20:39:04,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 20:39:04,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 20:39:04,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 20:39:04,977 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 20:39:04,978 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:39:04,978 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 20:39:04,978 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 20:39:04,978 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 20:39:04,979 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 20:39:04,979 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 20:39:04,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 20:39:04,979 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 20:39:04,980 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 20:39:05,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 20:39:05,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 20:39:05,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 20:39:05,059 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 20:39:05,059 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 20:39:05,060 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label45_true-unreach-call.c [2018-10-23 20:39:05,126 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78af9e724/f9964d4500b540d28b1689ddf8672c91/FLAG7e5e5ded7 [2018-10-23 20:39:05,777 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 20:39:05,778 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label45_true-unreach-call.c [2018-10-23 20:39:05,801 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78af9e724/f9964d4500b540d28b1689ddf8672c91/FLAG7e5e5ded7 [2018-10-23 20:39:05,826 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/78af9e724/f9964d4500b540d28b1689ddf8672c91 [2018-10-23 20:39:05,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 20:39:05,838 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 20:39:05,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 20:39:05,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 20:39:05,844 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 20:39:05,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:39:05" (1/1) ... [2018-10-23 20:39:05,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8927b71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:05, skipping insertion in model container [2018-10-23 20:39:05,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:39:05" (1/1) ... [2018-10-23 20:39:05,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 20:39:05,959 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 20:39:06,766 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:39:06,770 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 20:39:07,043 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:39:07,065 INFO L193 MainTranslator]: Completed translation [2018-10-23 20:39:07,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07 WrapperNode [2018-10-23 20:39:07,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 20:39:07,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 20:39:07,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 20:39:07,068 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 20:39:07,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 20:39:07,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 20:39:07,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 20:39:07,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 20:39:07,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (1/1) ... [2018-10-23 20:39:07,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 20:39:07,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 20:39:07,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 20:39:07,584 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 20:39:07,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (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 20:39:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 20:39:07,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 20:39:07,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 20:39:14,493 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 20:39:14,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:39:14 BoogieIcfgContainer [2018-10-23 20:39:14,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 20:39:14,495 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 20:39:14,495 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 20:39:14,499 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 20:39:14,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:39:05" (1/3) ... [2018-10-23 20:39:14,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c586158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:39:14, skipping insertion in model container [2018-10-23 20:39:14,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:07" (2/3) ... [2018-10-23 20:39:14,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c586158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:39:14, skipping insertion in model container [2018-10-23 20:39:14,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:39:14" (3/3) ... [2018-10-23 20:39:14,503 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label45_true-unreach-call.c [2018-10-23 20:39:14,516 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 20:39:14,526 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 20:39:14,544 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 20:39:14,584 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 20:39:14,585 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 20:39:14,585 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 20:39:14,585 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 20:39:14,585 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 20:39:14,586 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 20:39:14,586 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 20:39:14,586 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 20:39:14,586 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 20:39:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2018-10-23 20:39:14,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-10-23 20:39:14,626 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:14,627 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] [2018-10-23 20:39:14,630 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:14,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:14,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1704727530, now seen corresponding path program 1 times [2018-10-23 20:39:14,639 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:14,640 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:14,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:14,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:14,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:15,085 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 20:39:15,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:15,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:39:15,094 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:39:15,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:39:15,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:39:15,113 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 4 states. [2018-10-23 20:39:21,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:21,269 INFO L93 Difference]: Finished difference Result 1473 states and 2781 transitions. [2018-10-23 20:39:21,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:39:21,271 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2018-10-23 20:39:21,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:21,299 INFO L225 Difference]: With dead ends: 1473 [2018-10-23 20:39:21,300 INFO L226 Difference]: Without dead ends: 1069 [2018-10-23 20:39:21,311 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 20:39:21,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2018-10-23 20:39:21,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 724. [2018-10-23 20:39:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-23 20:39:21,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1277 transitions. [2018-10-23 20:39:21,411 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1277 transitions. Word has length 54 [2018-10-23 20:39:21,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:21,411 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1277 transitions. [2018-10-23 20:39:21,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:39:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1277 transitions. [2018-10-23 20:39:21,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-23 20:39:21,417 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:21,417 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:39:21,418 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:21,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:21,418 INFO L82 PathProgramCache]: Analyzing trace with hash 2068944458, now seen corresponding path program 1 times [2018-10-23 20:39:21,419 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:21,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:21,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:21,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:21,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:21,663 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:39:21,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:21,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:39:21,665 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:39:21,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:39:21,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:39:21,666 INFO L87 Difference]: Start difference. First operand 724 states and 1277 transitions. Second operand 4 states. [2018-10-23 20:39:27,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:27,271 INFO L93 Difference]: Finished difference Result 2766 states and 4980 transitions. [2018-10-23 20:39:27,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:39:27,272 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 121 [2018-10-23 20:39:27,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:27,285 INFO L225 Difference]: With dead ends: 2766 [2018-10-23 20:39:27,285 INFO L226 Difference]: Without dead ends: 2044 [2018-10-23 20:39:27,289 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 20:39:27,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-23 20:39:27,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-23 20:39:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-23 20:39:27,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 3249 transitions. [2018-10-23 20:39:27,360 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 3249 transitions. Word has length 121 [2018-10-23 20:39:27,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:27,361 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 3249 transitions. [2018-10-23 20:39:27,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:39:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 3249 transitions. [2018-10-23 20:39:27,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-23 20:39:27,366 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:27,366 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:39:27,366 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:27,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:27,367 INFO L82 PathProgramCache]: Analyzing trace with hash -2071112211, now seen corresponding path program 1 times [2018-10-23 20:39:27,367 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:27,367 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:27,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:27,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:27,369 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:27,844 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2018-10-23 20:39:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:39:27,924 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:27,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:39:27,925 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:39:27,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:39:27,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:39:27,926 INFO L87 Difference]: Start difference. First operand 2044 states and 3249 transitions. Second operand 6 states. [2018-10-23 20:39:35,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:35,507 INFO L93 Difference]: Finished difference Result 6728 states and 10478 transitions. [2018-10-23 20:39:35,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:39:35,518 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-10-23 20:39:35,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:35,542 INFO L225 Difference]: With dead ends: 6728 [2018-10-23 20:39:35,543 INFO L226 Difference]: Without dead ends: 4686 [2018-10-23 20:39:35,547 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:39:35,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2018-10-23 20:39:35,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 4686. [2018-10-23 20:39:35,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4686 states. [2018-10-23 20:39:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 4686 states and 6895 transitions. [2018-10-23 20:39:35,636 INFO L78 Accepts]: Start accepts. Automaton has 4686 states and 6895 transitions. Word has length 134 [2018-10-23 20:39:35,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:35,637 INFO L481 AbstractCegarLoop]: Abstraction has 4686 states and 6895 transitions. [2018-10-23 20:39:35,637 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:39:35,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4686 states and 6895 transitions. [2018-10-23 20:39:35,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-23 20:39:35,644 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:35,644 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:39:35,645 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:35,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:35,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1459950756, now seen corresponding path program 1 times [2018-10-23 20:39:35,645 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:35,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:35,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:35,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:35,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:35,911 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-23 20:39:35,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:35,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 20:39:35,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 20:39:35,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 20:39:35,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:39:35,913 INFO L87 Difference]: Start difference. First operand 4686 states and 6895 transitions. Second operand 3 states. [2018-10-23 20:39:38,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:38,681 INFO L93 Difference]: Finished difference Result 12998 states and 19544 transitions. [2018-10-23 20:39:38,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 20:39:38,681 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2018-10-23 20:39:38,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:38,722 INFO L225 Difference]: With dead ends: 12998 [2018-10-23 20:39:38,723 INFO L226 Difference]: Without dead ends: 8646 [2018-10-23 20:39:38,731 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 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 20:39:38,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2018-10-23 20:39:38,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 8646. [2018-10-23 20:39:38,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8646 states. [2018-10-23 20:39:38,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8646 states to 8646 states and 12001 transitions. [2018-10-23 20:39:38,897 INFO L78 Accepts]: Start accepts. Automaton has 8646 states and 12001 transitions. Word has length 222 [2018-10-23 20:39:38,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:38,898 INFO L481 AbstractCegarLoop]: Abstraction has 8646 states and 12001 transitions. [2018-10-23 20:39:38,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 20:39:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 8646 states and 12001 transitions. [2018-10-23 20:39:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-10-23 20:39:38,909 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:38,909 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:39:38,909 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:38,910 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:38,910 INFO L82 PathProgramCache]: Analyzing trace with hash -1931679898, now seen corresponding path program 1 times [2018-10-23 20:39:38,910 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:38,910 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:38,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:38,911 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:38,911 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:39,330 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 20:39:39,828 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-23 20:39:39,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:39,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:39:39,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:39:39,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:39:39,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:39:39,830 INFO L87 Difference]: Start difference. First operand 8646 states and 12001 transitions. Second operand 7 states. [2018-10-23 20:39:44,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:44,686 INFO L93 Difference]: Finished difference Result 17367 states and 24077 transitions. [2018-10-23 20:39:44,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:39:44,687 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 346 [2018-10-23 20:39:44,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:44,727 INFO L225 Difference]: With dead ends: 17367 [2018-10-23 20:39:44,727 INFO L226 Difference]: Without dead ends: 8723 [2018-10-23 20:39:44,740 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:39:44,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8723 states. [2018-10-23 20:39:44,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8723 to 8644. [2018-10-23 20:39:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8644 states. [2018-10-23 20:39:44,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8644 states to 8644 states and 11991 transitions. [2018-10-23 20:39:44,900 INFO L78 Accepts]: Start accepts. Automaton has 8644 states and 11991 transitions. Word has length 346 [2018-10-23 20:39:44,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:44,901 INFO L481 AbstractCegarLoop]: Abstraction has 8644 states and 11991 transitions. [2018-10-23 20:39:44,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:39:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 8644 states and 11991 transitions. [2018-10-23 20:39:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2018-10-23 20:39:44,910 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:44,911 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:39:44,911 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:44,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:44,912 INFO L82 PathProgramCache]: Analyzing trace with hash -535426659, now seen corresponding path program 1 times [2018-10-23 20:39:44,912 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:44,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:44,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:44,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:44,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:44,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:39:45,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:45,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:39:45,595 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:39:45,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:39:45,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:39:45,595 INFO L87 Difference]: Start difference. First operand 8644 states and 11991 transitions. Second operand 7 states. [2018-10-23 20:39:51,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:39:51,209 INFO L93 Difference]: Finished difference Result 17433 states and 24182 transitions. [2018-10-23 20:39:51,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:39:51,209 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 388 [2018-10-23 20:39:51,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:39:51,226 INFO L225 Difference]: With dead ends: 17433 [2018-10-23 20:39:51,227 INFO L226 Difference]: Without dead ends: 7650 [2018-10-23 20:39:51,237 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:39:51,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7650 states. [2018-10-23 20:39:51,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7650 to 7650. [2018-10-23 20:39:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7650 states. [2018-10-23 20:39:51,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7650 states to 7650 states and 9253 transitions. [2018-10-23 20:39:51,337 INFO L78 Accepts]: Start accepts. Automaton has 7650 states and 9253 transitions. Word has length 388 [2018-10-23 20:39:51,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:39:51,338 INFO L481 AbstractCegarLoop]: Abstraction has 7650 states and 9253 transitions. [2018-10-23 20:39:51,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:39:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 7650 states and 9253 transitions. [2018-10-23 20:39:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2018-10-23 20:39:51,348 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:51,349 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:39:51,349 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:51,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:51,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1178911943, now seen corresponding path program 1 times [2018-10-23 20:39:51,350 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:51,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:51,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:51,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:51,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:51,792 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:39:52,158 WARN L179 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-23 20:39:52,567 WARN L179 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-23 20:39:52,970 WARN L179 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2018-10-23 20:39:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 187 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:39:53,843 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:39:53,843 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 20:39:53,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:54,025 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:39:54,454 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-23 20:39:54,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:39:54,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2018-10-23 20:39:54,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-23 20:39:54,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-23 20:39:54,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-10-23 20:39:54,480 INFO L87 Difference]: Start difference. First operand 7650 states and 9253 transitions. Second operand 11 states. [2018-10-23 20:40:02,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:02,099 INFO L93 Difference]: Finished difference Result 18618 states and 22144 transitions. [2018-10-23 20:40:02,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-23 20:40:02,100 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 448 [2018-10-23 20:40:02,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:02,130 INFO L225 Difference]: With dead ends: 18618 [2018-10-23 20:40:02,131 INFO L226 Difference]: Without dead ends: 11300 [2018-10-23 20:40:02,138 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 447 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-10-23 20:40:02,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11300 states. [2018-10-23 20:40:02,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11300 to 10620. [2018-10-23 20:40:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10620 states. [2018-10-23 20:40:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 12229 transitions. [2018-10-23 20:40:02,323 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 12229 transitions. Word has length 448 [2018-10-23 20:40:02,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:02,324 INFO L481 AbstractCegarLoop]: Abstraction has 10620 states and 12229 transitions. [2018-10-23 20:40:02,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-23 20:40:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 12229 transitions. [2018-10-23 20:40:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2018-10-23 20:40:02,339 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:02,340 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-23 20:40:02,340 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:02,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:02,341 INFO L82 PathProgramCache]: Analyzing trace with hash -1223749150, now seen corresponding path program 1 times [2018-10-23 20:40:02,341 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:02,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:02,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:02,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:02,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:02,860 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:02,860 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:02,861 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:02,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:02,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:02,862 INFO L87 Difference]: Start difference. First operand 10620 states and 12229 transitions. Second operand 4 states. [2018-10-23 20:40:06,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:06,279 INFO L93 Difference]: Finished difference Result 26848 states and 31233 transitions. [2018-10-23 20:40:06,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:06,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 450 [2018-10-23 20:40:06,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:06,310 INFO L225 Difference]: With dead ends: 26848 [2018-10-23 20:40:06,310 INFO L226 Difference]: Without dead ends: 16560 [2018-10-23 20:40:06,322 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 20:40:06,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16560 states. [2018-10-23 20:40:06,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16560 to 16560. [2018-10-23 20:40:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16560 states. [2018-10-23 20:40:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16560 states to 16560 states and 18693 transitions. [2018-10-23 20:40:06,535 INFO L78 Accepts]: Start accepts. Automaton has 16560 states and 18693 transitions. Word has length 450 [2018-10-23 20:40:06,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:06,536 INFO L481 AbstractCegarLoop]: Abstraction has 16560 states and 18693 transitions. [2018-10-23 20:40:06,536 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:06,536 INFO L276 IsEmpty]: Start isEmpty. Operand 16560 states and 18693 transitions. [2018-10-23 20:40:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2018-10-23 20:40:06,546 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:06,547 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:06,547 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:06,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:06,547 INFO L82 PathProgramCache]: Analyzing trace with hash -312681219, now seen corresponding path program 1 times [2018-10-23 20:40:06,548 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:06,548 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:06,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:06,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:06,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-10-23 20:40:07,176 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:07,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:07,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:07,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:07,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:07,177 INFO L87 Difference]: Start difference. First operand 16560 states and 18693 transitions. Second operand 4 states. [2018-10-23 20:40:09,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:09,438 INFO L93 Difference]: Finished difference Result 32788 states and 37052 transitions. [2018-10-23 20:40:09,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:09,438 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 452 [2018-10-23 20:40:09,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:09,464 INFO L225 Difference]: With dead ends: 32788 [2018-10-23 20:40:09,465 INFO L226 Difference]: Without dead ends: 16560 [2018-10-23 20:40:09,481 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:09,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16560 states. [2018-10-23 20:40:09,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16560 to 16560. [2018-10-23 20:40:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16560 states. [2018-10-23 20:40:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16560 states to 16560 states and 17920 transitions. [2018-10-23 20:40:09,685 INFO L78 Accepts]: Start accepts. Automaton has 16560 states and 17920 transitions. Word has length 452 [2018-10-23 20:40:09,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:09,686 INFO L481 AbstractCegarLoop]: Abstraction has 16560 states and 17920 transitions. [2018-10-23 20:40:09,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 16560 states and 17920 transitions. [2018-10-23 20:40:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2018-10-23 20:40:09,699 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:09,700 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:09,700 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:09,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:09,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1677297849, now seen corresponding path program 1 times [2018-10-23 20:40:09,701 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:09,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:09,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:09,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:09,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:09,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2018-10-23 20:40:10,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:10,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:10,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:10,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:10,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:10,385 INFO L87 Difference]: Start difference. First operand 16560 states and 17920 transitions. Second operand 4 states. [2018-10-23 20:40:12,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:12,569 INFO L93 Difference]: Finished difference Result 36744 states and 39686 transitions. [2018-10-23 20:40:12,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:12,570 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 670 [2018-10-23 20:40:12,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:12,596 INFO L225 Difference]: With dead ends: 36744 [2018-10-23 20:40:12,596 INFO L226 Difference]: Without dead ends: 20516 [2018-10-23 20:40:12,606 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 20:40:12,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20516 states. [2018-10-23 20:40:12,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20516 to 19856. [2018-10-23 20:40:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19856 states. [2018-10-23 20:40:12,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19856 states to 19856 states and 20963 transitions. [2018-10-23 20:40:12,823 INFO L78 Accepts]: Start accepts. Automaton has 19856 states and 20963 transitions. Word has length 670 [2018-10-23 20:40:12,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:12,824 INFO L481 AbstractCegarLoop]: Abstraction has 19856 states and 20963 transitions. [2018-10-23 20:40:12,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:12,824 INFO L276 IsEmpty]: Start isEmpty. Operand 19856 states and 20963 transitions. [2018-10-23 20:40:12,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2018-10-23 20:40:12,850 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:12,851 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:12,851 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:12,851 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:12,852 INFO L82 PathProgramCache]: Analyzing trace with hash -164421317, now seen corresponding path program 1 times [2018-10-23 20:40:12,852 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:12,852 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:12,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:12,853 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:12,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:13,678 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 20:40:14,122 WARN L179 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-10-23 20:40:14,761 WARN L179 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 20 [2018-10-23 20:40:15,031 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 24 [2018-10-23 20:40:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 650 proven. 263 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2018-10-23 20:40:15,936 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:40:15,936 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:40:15,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:16,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:40:16,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1448 backedges. 770 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-10-23 20:40:16,709 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:40:16,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-10-23 20:40:16,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:40:16,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:40:16,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:40:16,711 INFO L87 Difference]: Start difference. First operand 19856 states and 20963 transitions. Second operand 9 states. [2018-10-23 20:40:19,127 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 8 [2018-10-23 20:40:21,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:21,442 INFO L93 Difference]: Finished difference Result 39228 states and 41428 transitions. [2018-10-23 20:40:21,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-23 20:40:21,442 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 948 [2018-10-23 20:40:21,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:21,468 INFO L225 Difference]: With dead ends: 39228 [2018-10-23 20:40:21,468 INFO L226 Difference]: Without dead ends: 19704 [2018-10-23 20:40:21,481 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 959 GetRequests, 949 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:40:21,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19704 states. [2018-10-23 20:40:21,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19704 to 18534. [2018-10-23 20:40:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18534 states. [2018-10-23 20:40:21,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18534 states to 18534 states and 19335 transitions. [2018-10-23 20:40:21,692 INFO L78 Accepts]: Start accepts. Automaton has 18534 states and 19335 transitions. Word has length 948 [2018-10-23 20:40:21,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:21,694 INFO L481 AbstractCegarLoop]: Abstraction has 18534 states and 19335 transitions. [2018-10-23 20:40:21,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:40:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 18534 states and 19335 transitions. [2018-10-23 20:40:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2018-10-23 20:40:21,727 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:21,728 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:21,728 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:21,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:21,729 INFO L82 PathProgramCache]: Analyzing trace with hash 2019770719, now seen corresponding path program 1 times [2018-10-23 20:40:21,729 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:21,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:21,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:21,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:21,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2167 backedges. 1489 proven. 0 refuted. 0 times theorem prover too weak. 678 trivial. 0 not checked. [2018-10-23 20:40:22,915 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:22,915 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:22,916 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:22,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:22,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:22,917 INFO L87 Difference]: Start difference. First operand 18534 states and 19335 transitions. Second operand 4 states. [2018-10-23 20:40:25,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:25,603 INFO L93 Difference]: Finished difference Result 39706 states and 41412 transitions. [2018-10-23 20:40:25,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:25,603 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1115 [2018-10-23 20:40:25,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:25,624 INFO L225 Difference]: With dead ends: 39706 [2018-10-23 20:40:25,624 INFO L226 Difference]: Without dead ends: 19180 [2018-10-23 20:40:25,636 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 20:40:25,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19180 states. [2018-10-23 20:40:25,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19180 to 18520. [2018-10-23 20:40:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18520 states. [2018-10-23 20:40:25,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18520 states to 18520 states and 19120 transitions. [2018-10-23 20:40:25,835 INFO L78 Accepts]: Start accepts. Automaton has 18520 states and 19120 transitions. Word has length 1115 [2018-10-23 20:40:25,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:25,836 INFO L481 AbstractCegarLoop]: Abstraction has 18520 states and 19120 transitions. [2018-10-23 20:40:25,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 18520 states and 19120 transitions. [2018-10-23 20:40:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1456 [2018-10-23 20:40:25,873 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:25,874 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:25,874 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:25,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:25,875 INFO L82 PathProgramCache]: Analyzing trace with hash 2080161843, now seen corresponding path program 1 times [2018-10-23 20:40:25,875 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:25,875 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:25,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:25,876 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:25,876 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:28,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4110 backedges. 2661 proven. 0 refuted. 0 times theorem prover too weak. 1449 trivial. 0 not checked. [2018-10-23 20:40:28,111 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:28,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:28,112 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:28,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:28,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:28,112 INFO L87 Difference]: Start difference. First operand 18520 states and 19120 transitions. Second operand 4 states. [2018-10-23 20:40:30,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:30,327 INFO L93 Difference]: Finished difference Result 36704 states and 37881 transitions. [2018-10-23 20:40:30,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:30,328 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1455 [2018-10-23 20:40:30,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:30,346 INFO L225 Difference]: With dead ends: 36704 [2018-10-23 20:40:30,346 INFO L226 Difference]: Without dead ends: 18516 [2018-10-23 20:40:30,359 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:30,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18516 states. [2018-10-23 20:40:30,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18516 to 17856. [2018-10-23 20:40:30,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17856 states. [2018-10-23 20:40:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17856 states to 17856 states and 18270 transitions. [2018-10-23 20:40:30,555 INFO L78 Accepts]: Start accepts. Automaton has 17856 states and 18270 transitions. Word has length 1455 [2018-10-23 20:40:30,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:30,555 INFO L481 AbstractCegarLoop]: Abstraction has 17856 states and 18270 transitions. [2018-10-23 20:40:30,555 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 17856 states and 18270 transitions. [2018-10-23 20:40:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1457 [2018-10-23 20:40:30,584 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:30,585 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:30,585 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:30,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:30,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1786171117, now seen corresponding path program 1 times [2018-10-23 20:40:30,586 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:30,586 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:30,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:30,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:30,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:31,613 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:40:32,026 WARN L179 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-23 20:40:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 1917 proven. 243 refuted. 0 times theorem prover too weak. 1957 trivial. 0 not checked. [2018-10-23 20:40:35,382 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:40:35,382 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:40:35,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:35,730 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:40:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 1917 proven. 0 refuted. 0 times theorem prover too weak. 2200 trivial. 0 not checked. [2018-10-23 20:40:37,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:40:37,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2018-10-23 20:40:37,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:40:37,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:40:37,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:40:37,796 INFO L87 Difference]: Start difference. First operand 17856 states and 18270 transitions. Second operand 10 states. [2018-10-23 20:40:45,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:45,248 INFO L93 Difference]: Finished difference Result 38026 states and 38910 transitions. [2018-10-23 20:40:45,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-23 20:40:45,248 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1456 [2018-10-23 20:40:45,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:45,269 INFO L225 Difference]: With dead ends: 38026 [2018-10-23 20:40:45,269 INFO L226 Difference]: Without dead ends: 20502 [2018-10-23 20:40:45,280 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1472 GetRequests, 1455 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2018-10-23 20:40:45,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20502 states. [2018-10-23 20:40:45,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20502 to 18185. [2018-10-23 20:40:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18185 states. [2018-10-23 20:40:45,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18185 states to 18185 states and 18597 transitions. [2018-10-23 20:40:45,444 INFO L78 Accepts]: Start accepts. Automaton has 18185 states and 18597 transitions. Word has length 1456 [2018-10-23 20:40:45,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:45,445 INFO L481 AbstractCegarLoop]: Abstraction has 18185 states and 18597 transitions. [2018-10-23 20:40:45,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:40:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 18185 states and 18597 transitions. [2018-10-23 20:40:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1488 [2018-10-23 20:40:45,468 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:45,469 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:45,469 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:45,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:45,470 INFO L82 PathProgramCache]: Analyzing trace with hash -2049590733, now seen corresponding path program 1 times [2018-10-23 20:40:45,470 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:45,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:45,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:45,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:45,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:48,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4843 backedges. 2012 proven. 158 refuted. 0 times theorem prover too weak. 2673 trivial. 0 not checked. [2018-10-23 20:40:48,266 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:40:48,267 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:40:48,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:48,610 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:40:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4843 backedges. 2170 proven. 0 refuted. 0 times theorem prover too weak. 2673 trivial. 0 not checked. [2018-10-23 20:40:50,781 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:40:50,781 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-23 20:40:50,782 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:40:50,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:40:50,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:40:50,783 INFO L87 Difference]: Start difference. First operand 18185 states and 18597 transitions. Second operand 10 states. [2018-10-23 20:40:59,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:59,112 INFO L93 Difference]: Finished difference Result 51145 states and 52327 transitions. [2018-10-23 20:40:59,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-23 20:40:59,113 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1487 [2018-10-23 20:40:59,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:59,142 INFO L225 Difference]: With dead ends: 51145 [2018-10-23 20:40:59,142 INFO L226 Difference]: Without dead ends: 33292 [2018-10-23 20:40:59,155 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1517 GetRequests, 1497 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2018-10-23 20:40:59,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33292 states. [2018-10-23 20:40:59,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33292 to 26038. [2018-10-23 20:40:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26038 states. [2018-10-23 20:40:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26038 states to 26038 states and 26554 transitions. [2018-10-23 20:40:59,393 INFO L78 Accepts]: Start accepts. Automaton has 26038 states and 26554 transitions. Word has length 1487 [2018-10-23 20:40:59,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:59,393 INFO L481 AbstractCegarLoop]: Abstraction has 26038 states and 26554 transitions. [2018-10-23 20:40:59,393 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:40:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 26038 states and 26554 transitions. [2018-10-23 20:40:59,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1740 [2018-10-23 20:40:59,417 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:59,418 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:40:59,418 INFO L424 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:59,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:59,419 INFO L82 PathProgramCache]: Analyzing trace with hash -872496074, now seen corresponding path program 1 times [2018-10-23 20:40:59,419 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:59,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:59,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:59,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:59,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:00,333 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-23 20:41:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 5494 backedges. 3813 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2018-10-23 20:41:02,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:41:02,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:41:02,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-23 20:41:02,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-23 20:41:02,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-23 20:41:02,999 INFO L87 Difference]: Start difference. First operand 26038 states and 26554 transitions. Second operand 5 states. [2018-10-23 20:41:05,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:05,932 INFO L93 Difference]: Finished difference Result 52078 states and 53112 transitions. [2018-10-23 20:41:05,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-23 20:41:05,933 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1739 [2018-10-23 20:41:05,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:05,955 INFO L225 Difference]: With dead ends: 52078 [2018-10-23 20:41:05,955 INFO L226 Difference]: Without dead ends: 26372 [2018-10-23 20:41:05,969 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:41:05,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26372 states. [2018-10-23 20:41:06,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26372 to 26038. [2018-10-23 20:41:06,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26038 states. [2018-10-23 20:41:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26038 states to 26038 states and 26552 transitions. [2018-10-23 20:41:06,175 INFO L78 Accepts]: Start accepts. Automaton has 26038 states and 26552 transitions. Word has length 1739 [2018-10-23 20:41:06,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:06,176 INFO L481 AbstractCegarLoop]: Abstraction has 26038 states and 26552 transitions. [2018-10-23 20:41:06,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-23 20:41:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 26038 states and 26552 transitions. [2018-10-23 20:41:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1998 [2018-10-23 20:41:06,212 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:06,214 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:41:06,214 INFO L424 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:06,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:06,215 INFO L82 PathProgramCache]: Analyzing trace with hash -521295641, now seen corresponding path program 1 times [2018-10-23 20:41:06,215 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:06,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:06,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:06,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:06,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7297 backedges. 3441 proven. 251 refuted. 0 times theorem prover too weak. 3605 trivial. 0 not checked. [2018-10-23 20:41:12,482 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:12,482 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:41:12,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:13,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7297 backedges. 4406 proven. 0 refuted. 0 times theorem prover too weak. 2891 trivial. 0 not checked. [2018-10-23 20:41:15,285 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:41:15,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2018-10-23 20:41:15,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:41:15,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:41:15,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:41:15,288 INFO L87 Difference]: Start difference. First operand 26038 states and 26552 transitions. Second operand 10 states. [2018-10-23 20:41:25,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:25,092 INFO L93 Difference]: Finished difference Result 54563 states and 55669 transitions. [2018-10-23 20:41:25,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-23 20:41:25,092 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1997 [2018-10-23 20:41:25,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:25,114 INFO L225 Difference]: With dead ends: 54563 [2018-10-23 20:41:25,114 INFO L226 Difference]: Without dead ends: 21688 [2018-10-23 20:41:25,132 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2022 GetRequests, 2002 SyntacticMatches, 7 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2018-10-23 20:41:25,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21688 states. [2018-10-23 20:41:25,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21688 to 21310. [2018-10-23 20:41:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21310 states. [2018-10-23 20:41:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21310 states to 21310 states and 21655 transitions. [2018-10-23 20:41:25,320 INFO L78 Accepts]: Start accepts. Automaton has 21310 states and 21655 transitions. Word has length 1997 [2018-10-23 20:41:25,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:25,320 INFO L481 AbstractCegarLoop]: Abstraction has 21310 states and 21655 transitions. [2018-10-23 20:41:25,320 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:41:25,320 INFO L276 IsEmpty]: Start isEmpty. Operand 21310 states and 21655 transitions. [2018-10-23 20:41:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2315 [2018-10-23 20:41:25,372 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:25,373 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-23 20:41:25,373 INFO L424 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:25,373 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:25,374 INFO L82 PathProgramCache]: Analyzing trace with hash 242371267, now seen corresponding path program 1 times [2018-10-23 20:41:25,374 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:25,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:25,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:25,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:25,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:26,686 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:41:26,887 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 16 [2018-10-23 20:41:31,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10458 backedges. 5747 proven. 2069 refuted. 0 times theorem prover too weak. 2642 trivial. 0 not checked. [2018-10-23 20:41:31,206 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:31,206 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:41:31,214 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:31,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:34,154 INFO L134 CoverageAnalysis]: Checked inductivity of 10458 backedges. 5882 proven. 0 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2018-10-23 20:41:34,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:41:34,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-10-23 20:41:34,178 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-23 20:41:34,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-23 20:41:34,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-10-23 20:41:34,179 INFO L87 Difference]: Start difference. First operand 21310 states and 21655 transitions. Second operand 11 states. [2018-10-23 20:41:42,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:42,242 INFO L93 Difference]: Finished difference Result 42618 states and 43317 transitions. [2018-10-23 20:41:42,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-23 20:41:42,243 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 2314 [2018-10-23 20:41:42,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:42,262 INFO L225 Difference]: With dead ends: 42618 [2018-10-23 20:41:42,263 INFO L226 Difference]: Without dead ends: 22300 [2018-10-23 20:41:42,274 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2328 GetRequests, 2316 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-10-23 20:41:42,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22300 states. [2018-10-23 20:41:42,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22300 to 21640. [2018-10-23 20:41:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21640 states. [2018-10-23 20:41:42,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21640 states to 21640 states and 21969 transitions. [2018-10-23 20:41:42,463 INFO L78 Accepts]: Start accepts. Automaton has 21640 states and 21969 transitions. Word has length 2314 [2018-10-23 20:41:42,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:42,464 INFO L481 AbstractCegarLoop]: Abstraction has 21640 states and 21969 transitions. [2018-10-23 20:41:42,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-23 20:41:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 21640 states and 21969 transitions. [2018-10-23 20:41:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2528 [2018-10-23 20:41:42,504 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:42,505 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 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 20:41:42,505 INFO L424 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:42,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:42,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1171474913, now seen corresponding path program 1 times [2018-10-23 20:41:42,506 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:42,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:42,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:42,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:42,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:44,643 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-23 20:41:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 11889 backedges. 5717 proven. 572 refuted. 0 times theorem prover too weak. 5600 trivial. 0 not checked. [2018-10-23 20:41:49,316 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:49,316 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:41:49,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:49,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:54,479 INFO L134 CoverageAnalysis]: Checked inductivity of 11889 backedges. 5822 proven. 467 refuted. 0 times theorem prover too weak. 5600 trivial. 0 not checked. [2018-10-23 20:41:54,510 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 20:41:54,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2018-10-23 20:41:54,514 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:41:54,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:41:54,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:41:54,515 INFO L87 Difference]: Start difference. First operand 21640 states and 21969 transitions. Second operand 9 states. [2018-10-23 20:42:00,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:00,838 INFO L93 Difference]: Finished difference Result 45023 states and 45721 transitions. [2018-10-23 20:42:00,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-23 20:42:00,838 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 2527 [2018-10-23 20:42:00,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:00,859 INFO L225 Difference]: With dead ends: 45023 [2018-10-23 20:42:00,860 INFO L226 Difference]: Without dead ends: 24375 [2018-10-23 20:42:00,873 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2540 GetRequests, 2527 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-10-23 20:42:00,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24375 states. [2018-10-23 20:42:01,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24375 to 22598. [2018-10-23 20:42:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22598 states. [2018-10-23 20:42:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22598 states to 22598 states and 22912 transitions. [2018-10-23 20:42:01,092 INFO L78 Accepts]: Start accepts. Automaton has 22598 states and 22912 transitions. Word has length 2527 [2018-10-23 20:42:01,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:01,093 INFO L481 AbstractCegarLoop]: Abstraction has 22598 states and 22912 transitions. [2018-10-23 20:42:01,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:42:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 22598 states and 22912 transitions. [2018-10-23 20:42:01,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2555 [2018-10-23 20:42:01,139 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:42:01,140 INFO L375 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-23 20:42:01,140 INFO L424 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:42:01,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:42:01,141 INFO L82 PathProgramCache]: Analyzing trace with hash -1069755556, now seen corresponding path program 1 times [2018-10-23 20:42:01,141 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:42:01,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:42:01,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:01,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:01,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:05,824 INFO L134 CoverageAnalysis]: Checked inductivity of 11333 backedges. 1330 proven. 52 refuted. 0 times theorem prover too weak. 9951 trivial. 0 not checked. [2018-10-23 20:42:05,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:42:05,824 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-23 20:42:05,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:06,475 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:42:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 11333 backedges. 1330 proven. 52 refuted. 0 times theorem prover too weak. 9951 trivial. 0 not checked. [2018-10-23 20:42:10,204 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 20:42:10,205 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2018-10-23 20:42:10,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:42:10,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:42:10,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:42:10,207 INFO L87 Difference]: Start difference. First operand 22598 states and 22912 transitions. Second operand 6 states. [2018-10-23 20:42:13,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:13,863 INFO L93 Difference]: Finished difference Result 49765 states and 50491 transitions. [2018-10-23 20:42:13,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:42:13,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 2554 [2018-10-23 20:42:13,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:13,864 INFO L225 Difference]: With dead ends: 49765 [2018-10-23 20:42:13,864 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 20:42:13,881 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2558 GetRequests, 2553 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:42:13,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 20:42:13,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 20:42:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 20:42:13,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 20:42:13,882 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2554 [2018-10-23 20:42:13,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:13,883 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 20:42:13,883 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:42:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 20:42:13,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 20:42:13,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 20:42:13,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:13,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:14,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,455 WARN L179 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 711 DAG size of output: 488 [2018-10-23 20:42:15,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,787 WARN L179 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 203 [2018-10-23 20:42:15,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:15,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:16,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:17,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:17,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:17,098 WARN L179 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 714 DAG size of output: 489 [2018-10-23 20:42:20,996 WARN L179 SmtUtils]: Spent 3.89 s on a formula simplification. DAG size of input: 410 DAG size of output: 92 [2018-10-23 20:42:22,577 WARN L179 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 187 DAG size of output: 86 [2018-10-23 20:42:26,128 WARN L179 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 410 DAG size of output: 92 [2018-10-23 20:42:26,132 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,132 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,132 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,132 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,132 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L168(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L102(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L36(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,133 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,134 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 20:42:26,134 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,134 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 20:42:26,134 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 20:42:26,134 INFO L421 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse2 (= ~a12~0 7)) (.cse7 (= ~a12~0 6)) (.cse17 (= ~a16~0 8))) (let ((.cse6 (= ~a12~0 8)) (.cse13 (not .cse17)) (.cse4 (<= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 79) 0)) (.cse16 (<= 12 ~a16~0)) (.cse10 (not .cse7)) (.cse0 (= ~a15~0 4)) (.cse12 (not (= 8 ~a12~0))) (.cse1 (<= ~a18~0 134)) (.cse15 (= ~a12~0 5)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse11 (not .cse2)) (.cse9 (<= (+ ~a18~0 18726) 0)) (.cse14 (<= ~a16~0 11)) (.cse5 (= ~a15~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse6) (and (and .cse5 .cse3 .cse7) .cse8) (and .cse9 .cse0 .cse2 .cse4) (and .cse8 (not (= ~a16~0 10)) .cse10 .cse5 .cse11) (and .cse4 (and .cse0 .cse8 .cse12 .cse13)) (and .cse0 .cse14 .cse8 .cse15) (and .cse0 .cse1 .cse4 .cse6 .cse3) (and (and .cse0 .cse14 .cse13) .cse7) (and (= ~a16~0 11) .cse10 .cse1 .cse5 .cse3) (and .cse16 .cse5 .cse1 .cse3) (and .cse13 .cse5 .cse4) (and .cse9 (and .cse17 .cse0 .cse6)) (and .cse9 (and (and .cse17 .cse0) .cse7)) (and .cse0 .cse2 .cse13 .cse4) (and .cse0 .cse14 .cse15 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse17 .cse8 .cse5) (and .cse14 .cse5 (< 134 ~a18~0) .cse7) (and .cse5 (<= 594219 ~a18~0) .cse7) (and .cse16 .cse10 .cse5 .cse11) (and .cse3 (and .cse17 .cse0 .cse12 .cse11)) (and .cse1 .cse5 .cse15 .cse3) (and .cse17 (and .cse5 .cse11)) (and .cse9 .cse14 .cse5 .cse7)))) [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L171(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L105(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L39(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,135 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,136 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L174(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L108(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L42(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,137 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L177(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,138 INFO L425 ceAbstractionStarter]: For program point L111(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L45(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 20:42:26,139 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L421 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse13 (= ~a12~0 7)) (.cse16 (= ~a16~0 8)) (.cse15 (= ~a12~0 6))) (let ((.cse1 (not .cse15)) (.cse0 (not (= ~a16~0 10))) (.cse9 (= ~a12~0 5)) (.cse7 (<= (+ ~a18~0 79) 0)) (.cse8 (<= ~a16~0 11)) (.cse18 (= ~a12~0 8)) (.cse11 (not .cse16)) (.cse12 (<= ~a16~0 9)) (.cse4 (<= 12 ~a16~0)) (.cse2 (= ~a15~0 3)) (.cse3 (<= ~a18~0 134)) (.cse14 (< 0 (+ ~a18~0 156))) (.cse10 (not (= 8 ~a12~0))) (.cse5 (not .cse13)) (.cse17 (< 134 ~a18~0)) (.cse19 (<= (+ ~a18~0 18726) 0)) (.cse6 (= ~a15~0 4))) (or (and .cse0 .cse1 .cse2 .cse3 (not (= 7 ~a12~0))) (and .cse4 .cse1 .cse2 .cse5) (and .cse6 .cse7 .cse8 .cse9) (and .cse6 .cse10 .cse11 .cse12 .cse7) (and .cse0 .cse11 .cse2 .cse3 .cse13 .cse14) (and .cse2 .cse3 .cse9 .cse14) (and .cse2 .cse7 .cse14 .cse15) (and .cse6 .cse8 .cse9 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse16 .cse2 .cse5) (and .cse16 .cse6 .cse3 .cse14) (and .cse16 .cse7 .cse2) (and .cse8 .cse2 .cse17 .cse15) (and .cse2 .cse18) (and .cse19 .cse6 .cse13 .cse12) (and .cse2 (<= 594219 ~a18~0) .cse15) (and .cse19 .cse16 .cse6 .cse18) (and .cse6 .cse8 .cse11 .cse15) (and .cse12 (and .cse6 .cse11 .cse13)) (and .cse19 .cse8 .cse2 .cse15) (and .cse6 .cse3 .cse12 .cse18 .cse14) (and .cse11 .cse2 .cse12) (and .cse4 .cse2 .cse3 .cse14) (and .cse16 .cse6 .cse10 .cse5 .cse17) (and .cse19 (and .cse16 .cse6 .cse15))))) [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,140 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L180(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L114(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L48(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 20:42:26,141 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L428 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L183(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L117(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,142 INFO L425 ceAbstractionStarter]: For program point L51(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,143 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,144 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L186(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L120(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L54(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 20:42:26,145 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 20:42:26,146 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-10-23 20:42:26,146 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse2 (= ~a12~0 7)) (.cse7 (= ~a12~0 6)) (.cse17 (= ~a16~0 8))) (let ((.cse6 (= ~a12~0 8)) (.cse13 (not .cse17)) (.cse4 (<= ~a16~0 9)) (.cse8 (<= (+ ~a18~0 79) 0)) (.cse16 (<= 12 ~a16~0)) (.cse10 (not .cse7)) (.cse0 (= ~a15~0 4)) (.cse12 (not (= 8 ~a12~0))) (.cse1 (<= ~a18~0 134)) (.cse15 (= ~a12~0 5)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse11 (not .cse2)) (.cse9 (<= (+ ~a18~0 18726) 0)) (.cse14 (<= ~a16~0 11)) (.cse5 (= ~a15~0 3))) (or (and (and .cse0 .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse6) (and (and .cse5 .cse3 .cse7) .cse8) (and .cse9 .cse0 .cse2 .cse4) (and .cse8 (not (= ~a16~0 10)) .cse10 .cse5 .cse11) (and .cse4 (and .cse0 .cse8 .cse12 .cse13)) (and .cse0 .cse14 .cse8 .cse15) (and .cse0 .cse1 .cse4 .cse6 .cse3) (and (and .cse0 .cse14 .cse13) .cse7) (and (= ~a16~0 11) .cse10 .cse1 .cse5 .cse3) (and .cse16 .cse5 .cse1 .cse3) (and .cse13 .cse5 .cse4) (and .cse9 (and .cse17 .cse0 .cse6)) (and .cse9 (and (and .cse17 .cse0) .cse7)) (and .cse0 .cse2 .cse13 .cse4) (and .cse0 .cse14 .cse15 (exists ((v_~a18~0_903 Int)) (and (< 0 (+ v_~a18~0_903 156)) (= ~a18~0 (+ (* 3 v_~a18~0_903) 599175)) (<= (+ v_~a18~0_903 79) 0)))) (and .cse17 .cse8 .cse5) (and .cse14 .cse5 (< 134 ~a18~0) .cse7) (and .cse5 (<= 594219 ~a18~0) .cse7) (and .cse16 .cse10 .cse5 .cse11) (and .cse3 (and .cse17 .cse0 .cse12 .cse11)) (and .cse1 .cse5 .cse15 .cse3) (and .cse17 (and .cse5 .cse11)) (and .cse9 .cse14 .cse5 .cse7)))) [2018-10-23 20:42:26,146 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,146 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,146 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,146 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L189(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L123(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L57(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 20:42:26,147 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,148 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L192(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L126(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L60(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,149 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,150 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L195(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L129(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L63(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,151 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L198(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L132(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L66(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,152 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L201(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L135(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L69(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,153 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,154 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L204(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L138(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L72(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,155 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L141(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L75(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,156 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,157 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L144(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L78(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,158 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L147(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,159 INFO L425 ceAbstractionStarter]: For program point L81(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,160 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L150(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L84(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 20:42:26,161 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,162 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L153(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L87(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,163 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,164 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L156(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L90(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 20:42:26,165 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L159(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,166 INFO L425 ceAbstractionStarter]: For program point L93(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L27(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,167 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L162(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L96(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L30(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,168 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,169 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L99(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L33(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 20:42:26,170 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,171 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-10-23 20:42:26,171 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,171 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-10-23 20:42:26,180 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,181 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,182 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,194 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,194 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,195 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,198 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,199 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,199 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,202 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,202 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,202 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,205 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,208 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,208 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,208 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:42:26 BoogieIcfgContainer [2018-10-23 20:42:26,211 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 20:42:26,212 INFO L168 Benchmark]: Toolchain (without parser) took 200374.87 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -836.9 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,214 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-23 20:42:26,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1227.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.06 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 734.5 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -839.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,216 INFO L168 Benchmark]: Boogie Preprocessor took 158.93 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,216 INFO L168 Benchmark]: RCFGBuilder took 6910.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 275.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,217 INFO L168 Benchmark]: TraceAbstraction took 191716.37 ms. Allocated memory was 2.2 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 1.9 GB in the beginning and 2.2 GB in the end (delta: -374.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-23 20:42:26,221 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1227.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 356.06 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 734.5 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -839.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 158.93 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6910.86 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 275.8 MB). Peak memory consumption was 275.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 191716.37 ms. Allocated memory was 2.2 GB in the beginning and 4.1 GB in the end (delta: 1.9 GB). Free memory was 1.9 GB in the beginning and 2.2 GB in the end (delta: -374.1 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 23]: Loop Invariant [2018-10-23 20:42:26,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,231 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,232 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,234 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,234 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,234 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && a18 <= 134) && a12 == 7) && 0 < a18 + 156) && a16 <= 9) || (a15 == 3 && a12 == 8)) || (((a15 == 3 && 0 < a18 + 156) && a12 == 6) && a18 + 79 <= 0)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((((a18 + 79 <= 0 && !(a16 == 10)) && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (a16 <= 9 && ((a15 == 4 && a18 + 79 <= 0) && !(8 == a12)) && !(a16 == 8))) || (((a15 == 4 && a16 <= 11) && a18 + 79 <= 0) && a12 == 5)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || ((((a16 == 11 && !(a12 == 6)) && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 8)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6)) || (((a15 == 4 && a12 == 7) && !(a16 == 8)) && a16 <= 9)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (0 < a18 + 156 && ((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7))) || (((a18 <= 134 && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || (a16 == 8 && a15 == 3 && !(a12 == 7))) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6) - InvariantResult [Line: 1494]: Loop Invariant [2018-10-23 20:42:26,236 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,236 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,236 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,238 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,239 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((!(a16 == 10) && !(a12 == 6)) && a15 == 3) && a18 <= 134) && !(7 == a12)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (((a15 == 4 && a18 + 79 <= 0) && a16 <= 11) && a12 == 5)) || ((((a15 == 4 && !(8 == a12)) && !(a16 == 8)) && a16 <= 9) && a18 + 79 <= 0)) || (((((!(a16 == 10) && !(a16 == 8)) && a15 == 3) && a18 <= 134) && a12 == 7) && 0 < a18 + 156)) || (((a15 == 3 && a18 <= 134) && a12 == 5) && 0 < a18 + 156)) || (((a15 == 3 && a18 + 79 <= 0) && 0 < a18 + 156) && a12 == 6)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a15 == 3) && !(a12 == 7))) || (((a16 == 8 && a15 == 4) && a18 <= 134) && 0 < a18 + 156)) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || (a15 == 3 && a12 == 8)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((a18 + 18726 <= 0 && a16 == 8) && a15 == 4) && a12 == 8)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || (a16 <= 9 && (a15 == 4 && !(a16 == 8)) && a12 == 7)) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7)) && 134 < a18)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant [2018-10-23 20:42:26,240 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,241 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] [2018-10-23 20:42:26,243 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a18~0_903,QUANTIFIED] Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && a18 <= 134) && a12 == 7) && 0 < a18 + 156) && a16 <= 9) || (a15 == 3 && a12 == 8)) || (((a15 == 3 && 0 < a18 + 156) && a12 == 6) && a18 + 79 <= 0)) || (((a18 + 18726 <= 0 && a15 == 4) && a12 == 7) && a16 <= 9)) || ((((a18 + 79 <= 0 && !(a16 == 10)) && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (a16 <= 9 && ((a15 == 4 && a18 + 79 <= 0) && !(8 == a12)) && !(a16 == 8))) || (((a15 == 4 && a16 <= 11) && a18 + 79 <= 0) && a12 == 5)) || ((((a15 == 4 && a18 <= 134) && a16 <= 9) && a12 == 8) && 0 < a18 + 156)) || (((a15 == 4 && a16 <= 11) && !(a16 == 8)) && a12 == 6)) || ((((a16 == 11 && !(a12 == 6)) && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || (((12 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || ((!(a16 == 8) && a15 == 3) && a16 <= 9)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 8)) || (a18 + 18726 <= 0 && (a16 == 8 && a15 == 4) && a12 == 6)) || (((a15 == 4 && a12 == 7) && !(a16 == 8)) && a16 <= 9)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && (\exists v_~a18~0_903 : int :: (0 < v_~a18~0_903 + 156 && a18 == 3 * v_~a18~0_903 + 599175) && v_~a18~0_903 + 79 <= 0))) || ((a16 == 8 && a18 + 79 <= 0) && a15 == 3)) || (((a16 <= 11 && a15 == 3) && 134 < a18) && a12 == 6)) || ((a15 == 3 && 594219 <= a18) && a12 == 6)) || (((12 <= a16 && !(a12 == 6)) && a15 == 3) && !(a12 == 7))) || (0 < a18 + 156 && ((a16 == 8 && a15 == 4) && !(8 == a12)) && !(a12 == 7))) || (((a18 <= 134 && a15 == 3) && a12 == 5) && 0 < a18 + 156)) || (a16 == 8 && a15 == 3 && !(a12 == 7))) || (((a18 + 18726 <= 0 && a16 <= 11) && a15 == 3) && a12 == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. SAFE Result, 191.5s OverallTime, 20 OverallIterations, 13 TraceHistogramMax, 105.0s AutomataDifference, 0.0s DeadEndRemovalTime, 12.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 3579 SDtfs, 35701 SDslu, 2380 SDs, 0 SdLazy, 69535 SolverSat, 5969 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 85.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13916 GetRequests, 13765 SyntacticMatches, 21 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26038occurred in iteration=15, 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: 3.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 16974 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 364 NumberOfFragments, 1143 HoareAnnotationTreeSize, 4 FomulaSimplifications, 141057 FormulaSimplificationTreeSizeReduction, 3.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 52798 FormulaSimplificationTreeSizeReductionInter, 9.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 1.0s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 36.2s InterpolantComputationTime, 34608 NumberOfCodeBlocks, 34608 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 34580 ConstructedInterpolants, 70 QuantifiedInterpolants, 169882595 SizeOfPredicates, 7 NumberOfNonLiveVariables, 15715 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 28 InterpolantComputations, 18 PerfectInterpolantSequences, 112772/116964 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...