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_label53_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0fd1304 [2018-10-23 20:39:44,514 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 20:39:44,518 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 20:39:44,535 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 20:39:44,535 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 20:39:44,536 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 20:39:44,538 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 20:39:44,539 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 20:39:44,541 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 20:39:44,542 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 20:39:44,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 20:39:44,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 20:39:44,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 20:39:44,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 20:39:44,546 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 20:39:44,547 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 20:39:44,548 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 20:39:44,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 20:39:44,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 20:39:44,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 20:39:44,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 20:39:44,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 20:39:44,558 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-23 20:39:44,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-23 20:39:44,559 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-23 20:39:44,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-23 20:39:44,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-23 20:39:44,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-23 20:39:44,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-23 20:39:44,564 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-23 20:39:44,564 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-23 20:39:44,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-23 20:39:44,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-23 20:39:44,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-23 20:39:44,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-23 20:39:44,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-23 20:39:44,567 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 20:39:44,583 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 20:39:44,583 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 20:39:44,584 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 20:39:44,584 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 20:39:44,585 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 20:39:44,585 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 20:39:44,585 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 20:39:44,586 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 20:39:44,586 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-23 20:39:44,586 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 20:39:44,586 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 20:39:44,586 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 20:39:44,587 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 20:39:44,587 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 20:39:44,587 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 20:39:44,587 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 20:39:44,587 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 20:39:44,588 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 20:39:44,588 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 20:39:44,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 20:39:44,588 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 20:39:44,588 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 20:39:44,589 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 20:39:44,589 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-23 20:39:44,589 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 20:39:44,589 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-23 20:39:44,589 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 20:39:44,590 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-23 20:39:44,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 20:39:44,671 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 20:39:44,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 20:39:44,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 20:39:44,677 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 20:39:44,678 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label53_true-unreach-call.c [2018-10-23 20:39:44,746 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7066bcbae/8e576a52d48044a1bac09cd754928720/FLAGdfbe981de [2018-10-23 20:39:45,399 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 20:39:45,400 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label53_true-unreach-call.c [2018-10-23 20:39:45,427 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7066bcbae/8e576a52d48044a1bac09cd754928720/FLAGdfbe981de [2018-10-23 20:39:45,449 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/7066bcbae/8e576a52d48044a1bac09cd754928720 [2018-10-23 20:39:45,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 20:39:45,464 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-23 20:39:45,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 20:39:45,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 20:39:45,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 20:39:45,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:39:45" (1/1) ... [2018-10-23 20:39:45,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7acf1635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:45, skipping insertion in model container [2018-10-23 20:39:45,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 08:39:45" (1/1) ... [2018-10-23 20:39:45,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 20:39:45,588 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 20:39:46,458 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:39:46,463 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 20:39:46,750 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 20:39:46,770 INFO L193 MainTranslator]: Completed translation [2018-10-23 20:39:46,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46 WrapperNode [2018-10-23 20:39:46,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 20:39:46,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-23 20:39:46,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-23 20:39:46,772 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-23 20:39:46,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:46,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-23 20:39:47,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 20:39:47,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 20:39:47,098 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 20:39:47,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (1/1) ... [2018-10-23 20:39:47,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 20:39:47,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-23 20:39:47,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-23 20:39:47,298 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-23 20:39:47,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (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 20:39:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-23 20:39:47,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-23 20:39:47,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-23 20:39:54,084 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-23 20:39:54,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:39:54 BoogieIcfgContainer [2018-10-23 20:39:54,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-23 20:39:54,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-23 20:39:54,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-23 20:39:54,091 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-23 20:39:54,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 08:39:45" (1/3) ... [2018-10-23 20:39:54,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3edd8d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:39:54, skipping insertion in model container [2018-10-23 20:39:54,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 08:39:46" (2/3) ... [2018-10-23 20:39:54,093 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3edd8d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 08:39:54, skipping insertion in model container [2018-10-23 20:39:54,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 08:39:54" (3/3) ... [2018-10-23 20:39:54,098 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label53_true-unreach-call.c [2018-10-23 20:39:54,107 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-23 20:39:54,116 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-23 20:39:54,134 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-23 20:39:54,176 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-23 20:39:54,177 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-23 20:39:54,177 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-23 20:39:54,177 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-23 20:39:54,177 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-23 20:39:54,177 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-23 20:39:54,177 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-23 20:39:54,178 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-23 20:39:54,178 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-23 20:39:54,218 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2018-10-23 20:39:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-10-23 20:39:54,232 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:39:54,233 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] [2018-10-23 20:39:54,235 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:39:54,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:39:54,241 INFO L82 PathProgramCache]: Analyzing trace with hash -387853398, now seen corresponding path program 1 times [2018-10-23 20:39:54,243 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:39:54,244 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:39:54,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:54,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:39:54,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:39:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:39:54,649 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 5 [2018-10-23 20:39:54,666 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 20:39:54,673 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:39:54,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:39:54,680 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:39:54,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:39:54,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:39:54,700 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 4 states. [2018-10-23 20:40:03,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:03,509 INFO L93 Difference]: Finished difference Result 1473 states and 2781 transitions. [2018-10-23 20:40:03,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:03,512 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2018-10-23 20:40:03,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:03,541 INFO L225 Difference]: With dead ends: 1473 [2018-10-23 20:40:03,542 INFO L226 Difference]: Without dead ends: 1069 [2018-10-23 20:40:03,547 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 20:40:03,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2018-10-23 20:40:03,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 724. [2018-10-23 20:40:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-23 20:40:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1277 transitions. [2018-10-23 20:40:03,654 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1277 transitions. Word has length 38 [2018-10-23 20:40:03,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:03,654 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1277 transitions. [2018-10-23 20:40:03,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:03,654 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1277 transitions. [2018-10-23 20:40:03,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-23 20:40:03,659 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:03,659 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:03,660 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:03,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:03,660 INFO L82 PathProgramCache]: Analyzing trace with hash 798856458, now seen corresponding path program 1 times [2018-10-23 20:40:03,660 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:03,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:03,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:03,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:03,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:03,986 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:03,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-23 20:40:03,988 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:03,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:03,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:03,989 INFO L87 Difference]: Start difference. First operand 724 states and 1277 transitions. Second operand 4 states. [2018-10-23 20:40:09,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:09,406 INFO L93 Difference]: Finished difference Result 2766 states and 4980 transitions. [2018-10-23 20:40:09,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:09,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-10-23 20:40:09,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:09,420 INFO L225 Difference]: With dead ends: 2766 [2018-10-23 20:40:09,421 INFO L226 Difference]: Without dead ends: 2044 [2018-10-23 20:40:09,424 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 20:40:09,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2044 states. [2018-10-23 20:40:09,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2044 to 2044. [2018-10-23 20:40:09,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2044 states. [2018-10-23 20:40:09,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 3249 transitions. [2018-10-23 20:40:09,484 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 3249 transitions. Word has length 105 [2018-10-23 20:40:09,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:09,484 INFO L481 AbstractCegarLoop]: Abstraction has 2044 states and 3249 transitions. [2018-10-23 20:40:09,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 3249 transitions. [2018-10-23 20:40:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-23 20:40:09,488 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:09,489 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:09,489 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:09,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:09,489 INFO L82 PathProgramCache]: Analyzing trace with hash -279552851, now seen corresponding path program 1 times [2018-10-23 20:40:09,489 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:09,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:09,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:09,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:09,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:10,002 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 21 [2018-10-23 20:40:10,086 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:10,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:10,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:40:10,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:40:10,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:40:10,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:40:10,088 INFO L87 Difference]: Start difference. First operand 2044 states and 3249 transitions. Second operand 6 states. [2018-10-23 20:40:18,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:18,940 INFO L93 Difference]: Finished difference Result 6728 states and 10478 transitions. [2018-10-23 20:40:18,948 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:40:18,948 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 118 [2018-10-23 20:40:18,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:18,974 INFO L225 Difference]: With dead ends: 6728 [2018-10-23 20:40:18,975 INFO L226 Difference]: Without dead ends: 4686 [2018-10-23 20:40:18,979 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:40:18,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2018-10-23 20:40:19,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 4686. [2018-10-23 20:40:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4686 states. [2018-10-23 20:40:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4686 states to 4686 states and 6895 transitions. [2018-10-23 20:40:19,088 INFO L78 Accepts]: Start accepts. Automaton has 4686 states and 6895 transitions. Word has length 118 [2018-10-23 20:40:19,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:19,089 INFO L481 AbstractCegarLoop]: Abstraction has 4686 states and 6895 transitions. [2018-10-23 20:40:19,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:40:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4686 states and 6895 transitions. [2018-10-23 20:40:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-23 20:40:19,099 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:19,099 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:19,101 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:19,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:19,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1350078748, now seen corresponding path program 1 times [2018-10-23 20:40:19,102 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:19,102 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:19,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:19,104 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:19,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:19,380 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-23 20:40:19,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:19,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-23 20:40:19,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-23 20:40:19,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-23 20:40:19,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-23 20:40:19,382 INFO L87 Difference]: Start difference. First operand 4686 states and 6895 transitions. Second operand 3 states. [2018-10-23 20:40:22,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:22,313 INFO L93 Difference]: Finished difference Result 12998 states and 19544 transitions. [2018-10-23 20:40:22,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-23 20:40:22,317 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 206 [2018-10-23 20:40:22,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:22,359 INFO L225 Difference]: With dead ends: 12998 [2018-10-23 20:40:22,360 INFO L226 Difference]: Without dead ends: 8646 [2018-10-23 20:40:22,367 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 20:40:22,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2018-10-23 20:40:22,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 8646. [2018-10-23 20:40:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8646 states. [2018-10-23 20:40:22,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8646 states to 8646 states and 12001 transitions. [2018-10-23 20:40:22,525 INFO L78 Accepts]: Start accepts. Automaton has 8646 states and 12001 transitions. Word has length 206 [2018-10-23 20:40:22,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:22,526 INFO L481 AbstractCegarLoop]: Abstraction has 8646 states and 12001 transitions. [2018-10-23 20:40:22,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-23 20:40:22,526 INFO L276 IsEmpty]: Start isEmpty. Operand 8646 states and 12001 transitions. [2018-10-23 20:40:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-10-23 20:40:22,536 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:22,536 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:22,537 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:22,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:22,537 INFO L82 PathProgramCache]: Analyzing trace with hash -470392538, now seen corresponding path program 1 times [2018-10-23 20:40:22,537 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:22,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:22,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:22,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:22,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:22,877 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 20:40:23,359 WARN L179 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-10-23 20:40:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-23 20:40:23,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:23,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:40:23,968 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:40:23,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:40:23,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:40:23,969 INFO L87 Difference]: Start difference. First operand 8646 states and 12001 transitions. Second operand 7 states. [2018-10-23 20:40:31,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:31,542 INFO L93 Difference]: Finished difference Result 17367 states and 24077 transitions. [2018-10-23 20:40:31,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:40:31,542 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 330 [2018-10-23 20:40:31,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:31,579 INFO L225 Difference]: With dead ends: 17367 [2018-10-23 20:40:31,579 INFO L226 Difference]: Without dead ends: 8723 [2018-10-23 20:40:31,592 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:40:31,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8723 states. [2018-10-23 20:40:31,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8723 to 8644. [2018-10-23 20:40:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8644 states. [2018-10-23 20:40:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8644 states to 8644 states and 11991 transitions. [2018-10-23 20:40:31,772 INFO L78 Accepts]: Start accepts. Automaton has 8644 states and 11991 transitions. Word has length 330 [2018-10-23 20:40:31,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:31,772 INFO L481 AbstractCegarLoop]: Abstraction has 8644 states and 11991 transitions. [2018-10-23 20:40:31,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:40:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 8644 states and 11991 transitions. [2018-10-23 20:40:31,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-10-23 20:40:31,782 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:31,783 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:31,783 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:31,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:31,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1219547485, now seen corresponding path program 1 times [2018-10-23 20:40:31,784 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:31,784 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:31,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:31,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:31,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:32,154 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-23 20:40:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:32,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:32,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:40:32,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-23 20:40:32,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-23 20:40:32,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:40:32,461 INFO L87 Difference]: Start difference. First operand 8644 states and 11991 transitions. Second operand 7 states. [2018-10-23 20:40:37,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:37,767 INFO L93 Difference]: Finished difference Result 17433 states and 24182 transitions. [2018-10-23 20:40:37,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:40:37,768 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 372 [2018-10-23 20:40:37,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:37,786 INFO L225 Difference]: With dead ends: 17433 [2018-10-23 20:40:37,786 INFO L226 Difference]: Without dead ends: 7650 [2018-10-23 20:40:37,801 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-23 20:40:37,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7650 states. [2018-10-23 20:40:37,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7650 to 7650. [2018-10-23 20:40:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7650 states. [2018-10-23 20:40:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7650 states to 7650 states and 9253 transitions. [2018-10-23 20:40:37,927 INFO L78 Accepts]: Start accepts. Automaton has 7650 states and 9253 transitions. Word has length 372 [2018-10-23 20:40:37,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:37,928 INFO L481 AbstractCegarLoop]: Abstraction has 7650 states and 9253 transitions. [2018-10-23 20:40:37,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-23 20:40:37,928 INFO L276 IsEmpty]: Start isEmpty. Operand 7650 states and 9253 transitions. [2018-10-23 20:40:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2018-10-23 20:40:37,936 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:37,937 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:37,937 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:37,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:37,938 INFO L82 PathProgramCache]: Analyzing trace with hash -906256249, now seen corresponding path program 1 times [2018-10-23 20:40:37,938 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:37,938 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:37,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:37,940 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:37,940 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:37,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:38,411 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:40:38,795 WARN L179 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-23 20:40:39,201 WARN L179 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-23 20:40:39,515 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 20 [2018-10-23 20:40:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 155 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:40,521 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:40:40,521 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 20:40:40,532 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:40,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:40:41,076 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-10-23 20:40:41,108 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:40:41,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2018-10-23 20:40:41,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-23 20:40:41,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-23 20:40:41,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2018-10-23 20:40:41,111 INFO L87 Difference]: Start difference. First operand 7650 states and 9253 transitions. Second operand 11 states. [2018-10-23 20:40:41,305 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 20:40:49,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:49,463 INFO L93 Difference]: Finished difference Result 18618 states and 22144 transitions. [2018-10-23 20:40:49,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-23 20:40:49,466 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 432 [2018-10-23 20:40:49,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:49,494 INFO L225 Difference]: With dead ends: 18618 [2018-10-23 20:40:49,495 INFO L226 Difference]: Without dead ends: 11300 [2018-10-23 20:40:49,502 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-10-23 20:40:49,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11300 states. [2018-10-23 20:40:49,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11300 to 10620. [2018-10-23 20:40:49,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10620 states. [2018-10-23 20:40:49,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10620 states to 10620 states and 12229 transitions. [2018-10-23 20:40:49,696 INFO L78 Accepts]: Start accepts. Automaton has 10620 states and 12229 transitions. Word has length 432 [2018-10-23 20:40:49,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:49,697 INFO L481 AbstractCegarLoop]: Abstraction has 10620 states and 12229 transitions. [2018-10-23 20:40:49,697 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-23 20:40:49,697 INFO L276 IsEmpty]: Start isEmpty. Operand 10620 states and 12229 transitions. [2018-10-23 20:40:49,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2018-10-23 20:40:49,706 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:49,707 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:49,707 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:49,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:49,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1479017378, now seen corresponding path program 1 times [2018-10-23 20:40:49,708 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:49,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:49,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:49,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:49,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-23 20:40:50,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:40:50,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:40:50,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:40:50,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:40:50,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:40:50,205 INFO L87 Difference]: Start difference. First operand 10620 states and 12229 transitions. Second operand 4 states. [2018-10-23 20:40:55,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:40:55,426 INFO L93 Difference]: Finished difference Result 26848 states and 31233 transitions. [2018-10-23 20:40:55,426 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:40:55,426 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 434 [2018-10-23 20:40:55,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:40:55,457 INFO L225 Difference]: With dead ends: 26848 [2018-10-23 20:40:55,458 INFO L226 Difference]: Without dead ends: 16560 [2018-10-23 20:40:55,470 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 20:40:55,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16560 states. [2018-10-23 20:40:55,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16560 to 16560. [2018-10-23 20:40:55,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16560 states. [2018-10-23 20:40:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16560 states to 16560 states and 18693 transitions. [2018-10-23 20:40:55,676 INFO L78 Accepts]: Start accepts. Automaton has 16560 states and 18693 transitions. Word has length 434 [2018-10-23 20:40:55,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:40:55,677 INFO L481 AbstractCegarLoop]: Abstraction has 16560 states and 18693 transitions. [2018-10-23 20:40:55,677 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:40:55,677 INFO L276 IsEmpty]: Start isEmpty. Operand 16560 states and 18693 transitions. [2018-10-23 20:40:55,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2018-10-23 20:40:55,690 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:40:55,690 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 20:40:55,691 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:40:55,691 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:40:55,691 INFO L82 PathProgramCache]: Analyzing trace with hash -883327001, now seen corresponding path program 1 times [2018-10-23 20:40:55,691 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:40:55,691 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:40:55,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:55,692 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:55,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:40:55,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:56,207 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:40:56,527 WARN L179 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2018-10-23 20:40:56,980 WARN L179 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 20 [2018-10-23 20:40:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 82 proven. 14 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-23 20:40:57,527 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:40:57,527 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 20:40:57,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:40:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:40:57,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:40:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2018-10-23 20:40:57,906 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:40:57,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 7 [2018-10-23 20:40:57,908 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-23 20:40:57,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-23 20:40:57,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:40:57,908 INFO L87 Difference]: Start difference. First operand 16560 states and 18693 transitions. Second operand 8 states. [2018-10-23 20:41:03,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:03,175 INFO L93 Difference]: Finished difference Result 40044 states and 44806 transitions. [2018-10-23 20:41:03,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-23 20:41:03,176 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 496 [2018-10-23 20:41:03,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:03,224 INFO L225 Difference]: With dead ends: 40044 [2018-10-23 20:41:03,224 INFO L226 Difference]: Without dead ends: 23816 [2018-10-23 20:41:03,242 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 505 GetRequests, 496 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=40, Invalid=50, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:41:03,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23816 states. [2018-10-23 20:41:03,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23816 to 23156. [2018-10-23 20:41:03,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23156 states. [2018-10-23 20:41:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23156 states to 23156 states and 24916 transitions. [2018-10-23 20:41:03,658 INFO L78 Accepts]: Start accepts. Automaton has 23156 states and 24916 transitions. Word has length 496 [2018-10-23 20:41:03,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:03,659 INFO L481 AbstractCegarLoop]: Abstraction has 23156 states and 24916 transitions. [2018-10-23 20:41:03,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-23 20:41:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 23156 states and 24916 transitions. [2018-10-23 20:41:03,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 731 [2018-10-23 20:41:03,700 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:03,700 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, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:41:03,701 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:03,701 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:03,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1644824968, now seen corresponding path program 1 times [2018-10-23 20:41:03,701 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:03,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:03,702 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:03,702 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:03,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:04,216 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-23 20:41:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 971 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-10-23 20:41:04,393 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:41:04,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:41:04,393 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:41:04,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:41:04,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:41:04,394 INFO L87 Difference]: Start difference. First operand 23156 states and 24916 transitions. Second operand 4 states. [2018-10-23 20:41:06,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:06,714 INFO L93 Difference]: Finished difference Result 46310 states and 49838 transitions. [2018-10-23 20:41:06,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:41:06,716 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 730 [2018-10-23 20:41:06,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:06,744 INFO L225 Difference]: With dead ends: 46310 [2018-10-23 20:41:06,744 INFO L226 Difference]: Without dead ends: 23486 [2018-10-23 20:41:06,760 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 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 20:41:06,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23486 states. [2018-10-23 20:41:06,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23486 to 23486. [2018-10-23 20:41:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23486 states. [2018-10-23 20:41:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23486 states to 23486 states and 24929 transitions. [2018-10-23 20:41:07,029 INFO L78 Accepts]: Start accepts. Automaton has 23486 states and 24929 transitions. Word has length 730 [2018-10-23 20:41:07,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:07,030 INFO L481 AbstractCegarLoop]: Abstraction has 23486 states and 24929 transitions. [2018-10-23 20:41:07,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:41:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 23486 states and 24929 transitions. [2018-10-23 20:41:07,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2018-10-23 20:41:07,071 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:07,072 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-23 20:41:07,073 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:07,073 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:07,073 INFO L82 PathProgramCache]: Analyzing trace with hash 1847049439, now seen corresponding path program 1 times [2018-10-23 20:41:07,073 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:07,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:07,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:07,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:07,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:08,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2061 backedges. 1502 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2018-10-23 20:41:08,363 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:41:08,363 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-23 20:41:08,364 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-23 20:41:08,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-23 20:41:08,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-23 20:41:08,364 INFO L87 Difference]: Start difference. First operand 23486 states and 24929 transitions. Second operand 4 states. [2018-10-23 20:41:10,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:10,659 INFO L93 Difference]: Finished difference Result 45976 states and 48802 transitions. [2018-10-23 20:41:10,659 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:41:10,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1066 [2018-10-23 20:41:10,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:10,679 INFO L225 Difference]: With dead ends: 45976 [2018-10-23 20:41:10,679 INFO L226 Difference]: Without dead ends: 22822 [2018-10-23 20:41:10,797 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 20:41:10,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22822 states. [2018-10-23 20:41:10,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22822 to 22492. [2018-10-23 20:41:10,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22492 states. [2018-10-23 20:41:11,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22492 states to 22492 states and 23465 transitions. [2018-10-23 20:41:11,008 INFO L78 Accepts]: Start accepts. Automaton has 22492 states and 23465 transitions. Word has length 1066 [2018-10-23 20:41:11,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:11,009 INFO L481 AbstractCegarLoop]: Abstraction has 22492 states and 23465 transitions. [2018-10-23 20:41:11,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-23 20:41:11,009 INFO L276 IsEmpty]: Start isEmpty. Operand 22492 states and 23465 transitions. [2018-10-23 20:41:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1068 [2018-10-23 20:41:11,043 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:11,044 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-23 20:41:11,045 INFO L424 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:11,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:11,045 INFO L82 PathProgramCache]: Analyzing trace with hash -411772417, now seen corresponding path program 1 times [2018-10-23 20:41:11,045 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:11,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:11,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:11,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:11,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 1287 proven. 7 refuted. 0 times theorem prover too weak. 772 trivial. 0 not checked. [2018-10-23 20:41:12,141 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:12,141 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 20:41:12,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:12,420 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:13,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 1287 proven. 0 refuted. 0 times theorem prover too weak. 779 trivial. 0 not checked. [2018-10-23 20:41:13,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:41:13,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2018-10-23 20:41:13,238 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-23 20:41:13,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-23 20:41:13,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 20:41:13,239 INFO L87 Difference]: Start difference. First operand 22492 states and 23465 transitions. Second operand 5 states. [2018-10-23 20:41:15,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:15,855 INFO L93 Difference]: Finished difference Result 44982 states and 46929 transitions. [2018-10-23 20:41:15,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-23 20:41:15,856 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1067 [2018-10-23 20:41:15,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:15,877 INFO L225 Difference]: With dead ends: 44982 [2018-10-23 20:41:15,878 INFO L226 Difference]: Without dead ends: 20166 [2018-10-23 20:41:15,892 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1071 GetRequests, 1067 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 20:41:15,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20166 states. [2018-10-23 20:41:16,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20166 to 19176. [2018-10-23 20:41:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19176 states. [2018-10-23 20:41:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19176 states to 19176 states and 19749 transitions. [2018-10-23 20:41:16,108 INFO L78 Accepts]: Start accepts. Automaton has 19176 states and 19749 transitions. Word has length 1067 [2018-10-23 20:41:16,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:16,109 INFO L481 AbstractCegarLoop]: Abstraction has 19176 states and 19749 transitions. [2018-10-23 20:41:16,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-23 20:41:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 19176 states and 19749 transitions. [2018-10-23 20:41:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1585 [2018-10-23 20:41:16,144 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:16,145 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, 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, 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, 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, 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, 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] [2018-10-23 20:41:16,145 INFO L424 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:16,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:16,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1417376814, now seen corresponding path program 1 times [2018-10-23 20:41:16,146 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:16,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:16,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:16,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:16,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:17,383 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-23 20:41:17,664 WARN L179 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-23 20:41:18,005 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-23 20:41:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4487 backedges. 3125 proven. 0 refuted. 0 times theorem prover too weak. 1362 trivial. 0 not checked. [2018-10-23 20:41:20,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:41:20,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-23 20:41:20,111 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-23 20:41:20,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-23 20:41:20,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-23 20:41:20,112 INFO L87 Difference]: Start difference. First operand 19176 states and 19749 transitions. Second operand 6 states. [2018-10-23 20:41:23,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:23,129 INFO L93 Difference]: Finished difference Result 39014 states and 40178 transitions. [2018-10-23 20:41:23,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-23 20:41:23,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1584 [2018-10-23 20:41:23,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:23,148 INFO L225 Difference]: With dead ends: 39014 [2018-10-23 20:41:23,148 INFO L226 Difference]: Without dead ends: 19840 [2018-10-23 20:41:23,160 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:41:23,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19840 states. [2018-10-23 20:41:23,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19840 to 19506. [2018-10-23 20:41:23,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19506 states. [2018-10-23 20:41:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19506 states to 19506 states and 20087 transitions. [2018-10-23 20:41:23,341 INFO L78 Accepts]: Start accepts. Automaton has 19506 states and 20087 transitions. Word has length 1584 [2018-10-23 20:41:23,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:23,342 INFO L481 AbstractCegarLoop]: Abstraction has 19506 states and 20087 transitions. [2018-10-23 20:41:23,342 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-23 20:41:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 19506 states and 20087 transitions. [2018-10-23 20:41:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1798 [2018-10-23 20:41:23,368 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:23,369 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, 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, 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, 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, 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, 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:41:23,369 INFO L424 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:23,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:23,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1841197531, now seen corresponding path program 1 times [2018-10-23 20:41:23,370 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:23,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:23,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:23,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:23,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:24,645 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:41:25,064 WARN L179 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-23 20:41:25,761 WARN L179 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 22 [2018-10-23 20:41:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 6400 backedges. 2589 proven. 243 refuted. 0 times theorem prover too weak. 3568 trivial. 0 not checked. [2018-10-23 20:41:29,260 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:29,260 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 20:41:29,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:29,686 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:32,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6400 backedges. 2589 proven. 0 refuted. 0 times theorem prover too weak. 3811 trivial. 0 not checked. [2018-10-23 20:41:32,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:41:32,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2018-10-23 20:41:32,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:41:32,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:41:32,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:41:32,085 INFO L87 Difference]: Start difference. First operand 19506 states and 20087 transitions. Second operand 10 states. [2018-10-23 20:41:33,037 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 12 [2018-10-23 20:41:39,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:39,841 INFO L93 Difference]: Finished difference Result 42647 states and 43890 transitions. [2018-10-23 20:41:39,841 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-23 20:41:39,841 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1797 [2018-10-23 20:41:39,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:39,862 INFO L225 Difference]: With dead ends: 42647 [2018-10-23 20:41:39,863 INFO L226 Difference]: Without dead ends: 23143 [2018-10-23 20:41:39,874 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1813 GetRequests, 1796 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2018-10-23 20:41:39,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23143 states. [2018-10-23 20:41:40,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23143 to 20166. [2018-10-23 20:41:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20166 states. [2018-10-23 20:41:40,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20166 states to 20166 states and 20753 transitions. [2018-10-23 20:41:40,053 INFO L78 Accepts]: Start accepts. Automaton has 20166 states and 20753 transitions. Word has length 1797 [2018-10-23 20:41:40,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:40,054 INFO L481 AbstractCegarLoop]: Abstraction has 20166 states and 20753 transitions. [2018-10-23 20:41:40,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:41:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 20166 states and 20753 transitions. [2018-10-23 20:41:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1829 [2018-10-23 20:41:40,081 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:40,082 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 8, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:41:40,082 INFO L424 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:40,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:40,083 INFO L82 PathProgramCache]: Analyzing trace with hash 986496005, now seen corresponding path program 1 times [2018-10-23 20:41:40,083 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:40,083 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:40,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:40,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:40,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:40,930 WARN L179 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 9 [2018-10-23 20:41:41,230 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 8 [2018-10-23 20:41:41,571 WARN L179 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 11 [2018-10-23 20:41:42,017 WARN L179 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 15 [2018-10-23 20:41:42,282 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 15 [2018-10-23 20:41:44,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7259 backedges. 2594 proven. 158 refuted. 0 times theorem prover too weak. 4507 trivial. 0 not checked. [2018-10-23 20:41:44,695 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:41:44,695 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 20:41:44,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:45,190 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:41:47,048 INFO L134 CoverageAnalysis]: Checked inductivity of 7259 backedges. 2752 proven. 0 refuted. 0 times theorem prover too weak. 4507 trivial. 0 not checked. [2018-10-23 20:41:47,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:41:47,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2018-10-23 20:41:47,072 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-23 20:41:47,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-23 20:41:47,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:41:47,072 INFO L87 Difference]: Start difference. First operand 20166 states and 20753 transitions. Second operand 10 states. [2018-10-23 20:41:56,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:41:56,510 INFO L93 Difference]: Finished difference Result 57099 states and 58783 transitions. [2018-10-23 20:41:56,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-23 20:41:56,510 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 1828 [2018-10-23 20:41:56,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:41:56,545 INFO L225 Difference]: With dead ends: 57099 [2018-10-23 20:41:56,546 INFO L226 Difference]: Without dead ends: 36935 [2018-10-23 20:41:56,561 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1858 GetRequests, 1838 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=142, Invalid=278, Unknown=0, NotChecked=0, Total=420 [2018-10-23 20:41:56,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36935 states. [2018-10-23 20:41:56,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36935 to 28474. [2018-10-23 20:41:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28474 states. [2018-10-23 20:41:56,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28474 states to 28474 states and 29230 transitions. [2018-10-23 20:41:56,844 INFO L78 Accepts]: Start accepts. Automaton has 28474 states and 29230 transitions. Word has length 1828 [2018-10-23 20:41:56,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:41:56,844 INFO L481 AbstractCegarLoop]: Abstraction has 28474 states and 29230 transitions. [2018-10-23 20:41:56,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-23 20:41:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 28474 states and 29230 transitions. [2018-10-23 20:41:56,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2001 [2018-10-23 20:41:56,885 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:41:56,886 INFO L375 BasicCegarLoop]: trace histogram [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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 8, 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, 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, 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] [2018-10-23 20:41:56,886 INFO L424 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:41:56,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:41:56,887 INFO L82 PathProgramCache]: Analyzing trace with hash -2044527129, now seen corresponding path program 1 times [2018-10-23 20:41:56,887 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:41:56,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:41:56,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:56,889 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:41:56,889 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:41:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:41:58,483 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:41:58,632 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-23 20:42:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7575 backedges. 3499 proven. 251 refuted. 0 times theorem prover too weak. 3825 trivial. 0 not checked. [2018-10-23 20:42:03,076 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:42:03,076 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 20:42:03,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:03,557 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:42:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 7575 backedges. 4174 proven. 0 refuted. 0 times theorem prover too weak. 3401 trivial. 0 not checked. [2018-10-23 20:42:05,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:42:05,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2018-10-23 20:42:05,730 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:42:05,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:42:05,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:42:05,731 INFO L87 Difference]: Start difference. First operand 28474 states and 29230 transitions. Second operand 9 states. [2018-10-23 20:42:14,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:14,288 INFO L93 Difference]: Finished difference Result 61491 states and 63172 transitions. [2018-10-23 20:42:14,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-23 20:42:14,288 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 2000 [2018-10-23 20:42:14,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:14,317 INFO L225 Difference]: With dead ends: 61491 [2018-10-23 20:42:14,318 INFO L226 Difference]: Without dead ends: 32357 [2018-10-23 20:42:14,325 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2019 GetRequests, 2003 SyntacticMatches, 7 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-10-23 20:42:14,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32357 states. [2018-10-23 20:42:14,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32357 to 31980. [2018-10-23 20:42:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31980 states. [2018-10-23 20:42:14,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31980 states to 31980 states and 32749 transitions. [2018-10-23 20:42:14,607 INFO L78 Accepts]: Start accepts. Automaton has 31980 states and 32749 transitions. Word has length 2000 [2018-10-23 20:42:14,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:14,608 INFO L481 AbstractCegarLoop]: Abstraction has 31980 states and 32749 transitions. [2018-10-23 20:42:14,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:42:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 31980 states and 32749 transitions. [2018-10-23 20:42:14,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2312 [2018-10-23 20:42:14,658 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:42:14,659 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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] [2018-10-23 20:42:14,659 INFO L424 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:42:14,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:42:14,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1323748646, now seen corresponding path program 1 times [2018-10-23 20:42:14,660 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:42:14,660 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:42:14,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:14,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:14,661 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:20,225 INFO L134 CoverageAnalysis]: Checked inductivity of 9614 backedges. 4896 proven. 572 refuted. 0 times theorem prover too weak. 4146 trivial. 0 not checked. [2018-10-23 20:42:20,226 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:42:20,226 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 20:42:20,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:20,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:20,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:42:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 9614 backedges. 5001 proven. 467 refuted. 0 times theorem prover too weak. 4146 trivial. 0 not checked. [2018-10-23 20:42:24,090 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-23 20:42:24,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2018-10-23 20:42:24,093 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-23 20:42:24,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-23 20:42:24,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-23 20:42:24,094 INFO L87 Difference]: Start difference. First operand 31980 states and 32749 transitions. Second operand 9 states. [2018-10-23 20:42:30,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:30,096 INFO L93 Difference]: Finished difference Result 66181 states and 67772 transitions. [2018-10-23 20:42:30,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-10-23 20:42:30,097 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 2311 [2018-10-23 20:42:30,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:30,129 INFO L225 Difference]: With dead ends: 66181 [2018-10-23 20:42:30,129 INFO L226 Difference]: Without dead ends: 34863 [2018-10-23 20:42:30,147 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2324 GetRequests, 2311 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2018-10-23 20:42:30,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34863 states. [2018-10-23 20:42:30,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34863 to 33183. [2018-10-23 20:42:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33183 states. [2018-10-23 20:42:30,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33183 states to 33183 states and 33889 transitions. [2018-10-23 20:42:30,522 INFO L78 Accepts]: Start accepts. Automaton has 33183 states and 33889 transitions. Word has length 2311 [2018-10-23 20:42:30,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:30,523 INFO L481 AbstractCegarLoop]: Abstraction has 33183 states and 33889 transitions. [2018-10-23 20:42:30,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-23 20:42:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 33183 states and 33889 transitions. [2018-10-23 20:42:30,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2334 [2018-10-23 20:42:30,580 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:42:30,581 INFO L375 BasicCegarLoop]: trace histogram [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, 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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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, 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, 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] [2018-10-23 20:42:30,582 INFO L424 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:42:30,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:42:30,583 INFO L82 PathProgramCache]: Analyzing trace with hash 969440221, now seen corresponding path program 1 times [2018-10-23 20:42:30,583 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:42:30,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:42:30,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:30,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:30,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:32,569 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 3 [2018-10-23 20:42:34,333 INFO L134 CoverageAnalysis]: Checked inductivity of 9770 backedges. 1523 proven. 0 refuted. 0 times theorem prover too weak. 8247 trivial. 0 not checked. [2018-10-23 20:42:34,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-23 20:42:34,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-23 20:42:34,335 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-23 20:42:34,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-23 20:42:34,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 20:42:34,336 INFO L87 Difference]: Start difference. First operand 33183 states and 33889 transitions. Second operand 5 states. [2018-10-23 20:42:36,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:37,000 INFO L93 Difference]: Finished difference Result 68628 states and 70089 transitions. [2018-10-23 20:42:37,000 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:42:37,000 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 2333 [2018-10-23 20:42:37,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:37,030 INFO L225 Difference]: With dead ends: 68628 [2018-10-23 20:42:37,030 INFO L226 Difference]: Without dead ends: 36107 [2018-10-23 20:42:37,048 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-10-23 20:42:37,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36107 states. [2018-10-23 20:42:37,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36107 to 33183. [2018-10-23 20:42:37,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33183 states. [2018-10-23 20:42:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33183 states to 33183 states and 33889 transitions. [2018-10-23 20:42:37,350 INFO L78 Accepts]: Start accepts. Automaton has 33183 states and 33889 transitions. Word has length 2333 [2018-10-23 20:42:37,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:37,351 INFO L481 AbstractCegarLoop]: Abstraction has 33183 states and 33889 transitions. [2018-10-23 20:42:37,352 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-23 20:42:37,352 INFO L276 IsEmpty]: Start isEmpty. Operand 33183 states and 33889 transitions. [2018-10-23 20:42:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2758 [2018-10-23 20:42:37,566 INFO L367 BasicCegarLoop]: Found error trace [2018-10-23 20:42:37,567 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, 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, 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, 10, 10, 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, 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, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-23 20:42:37,567 INFO L424 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-23 20:42:37,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-23 20:42:37,568 INFO L82 PathProgramCache]: Analyzing trace with hash 861283259, now seen corresponding path program 1 times [2018-10-23 20:42:37,568 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-23 20:42:37,568 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-23 20:42:37,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:37,569 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:37,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-23 20:42:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:39,247 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-23 20:42:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12780 backedges. 7951 proven. 4 refuted. 0 times theorem prover too weak. 4825 trivial. 0 not checked. [2018-10-23 20:42:44,605 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-23 20:42:44,605 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 20:42:44,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-23 20:42:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-23 20:42:45,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-23 20:42:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12780 backedges. 2829 proven. 0 refuted. 0 times theorem prover too weak. 9951 trivial. 0 not checked. [2018-10-23 20:42:50,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-23 20:42:50,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-10-23 20:42:50,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-23 20:42:50,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-23 20:42:50,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-23 20:42:50,443 INFO L87 Difference]: Start difference. First operand 33183 states and 33889 transitions. Second operand 8 states. [2018-10-23 20:42:55,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-23 20:42:55,009 INFO L93 Difference]: Finished difference Result 62605 states and 63949 transitions. [2018-10-23 20:42:55,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-23 20:42:55,009 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 2757 [2018-10-23 20:42:55,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-23 20:42:55,011 INFO L225 Difference]: With dead ends: 62605 [2018-10-23 20:42:55,011 INFO L226 Difference]: Without dead ends: 0 [2018-10-23 20:42:55,022 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 2768 GetRequests, 2759 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-23 20:42:55,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-23 20:42:55,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-23 20:42:55,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-23 20:42:55,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-23 20:42:55,023 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2757 [2018-10-23 20:42:55,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-23 20:42:55,023 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-23 20:42:55,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-23 20:42:55,023 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-23 20:42:55,024 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-23 20:42:55,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-23 20:42:55,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:55,986 WARN L179 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 588 DAG size of output: 361 [2018-10-23 20:42:56,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,408 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 235 [2018-10-23 20:42:56,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:56,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-23 20:42:57,333 WARN L179 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 591 DAG size of output: 362 [2018-10-23 20:43:01,291 WARN L179 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 309 DAG size of output: 91 [2018-10-23 20:43:03,386 WARN L179 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 223 DAG size of output: 90 [2018-10-23 20:43:05,524 WARN L179 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 309 DAG size of output: 91 [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L168(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,528 INFO L425 ceAbstractionStarter]: For program point L102(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L36(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-23 20:43:05,529 INFO L425 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,530 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-23 20:43:05,530 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-23 20:43:05,530 INFO L421 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse9 (= ~a12~0 7)) (.cse12 (= ~a16~0 10)) (.cse16 (= ~a16~0 8)) (.cse5 (= ~a15~0 3)) (.cse7 (= ~a12~0 8)) (.cse19 (< 0 (+ ~a18~0 156)))) (let ((.cse6 (<= 150 ~a18~0)) (.cse20 (or (and (= ~a16~0 11) .cse5 .cse7) .cse19)) (.cse15 (not .cse16)) (.cse3 (not (= ~a16~0 9))) (.cse10 (<= ~a18~0 134)) (.cse4 (= ~a12~0 6)) (.cse21 (< 134 ~a18~0)) (.cse8 (not .cse12)) (.cse0 (= ~a15~0 4)) (.cse2 (<= ~a16~0 11)) (.cse13 (<= (+ ~a18~0 79) 0)) (.cse11 (= ~a12~0 5)) (.cse14 (not (= 8 ~a12~0))) (.cse18 (<= 11 ~a16~0)) (.cse1 (<= 0 (+ ~a18~0 600001))) (.cse17 (not .cse9))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and .cse5 .cse3 .cse1 .cse4) (and .cse6 .cse5 .cse3 .cse7) (and .cse0 .cse2 .cse8 .cse1 .cse9 .cse10) (and .cse0 .cse11 (<= 598710 ~a18~0) (not (= 2 ULTIMATE.start_calculate_output2_~input)) .cse12) (and .cse0 .cse13 .cse2 .cse14 .cse8 .cse15 .cse1) (and .cse16 .cse5) (and .cse6 .cse14 .cse8 .cse5 .cse17) (and .cse2 .cse8 .cse5 .cse11 (<= (+ ~a18~0 391209) 0)) (and .cse18 .cse10 .cse5 .cse19) (and .cse0 .cse16 .cse6 .cse14 .cse17) (and .cse0 .cse16 .cse10 .cse20) (and .cse10 .cse5 .cse20 .cse11) (and .cse0 .cse1 (and .cse16 .cse13 .cse7)) (and .cse1 (and .cse0 .cse16 .cse11)) (and .cse0 .cse2 .cse8 .cse10 .cse7 .cse19) (and .cse13 .cse1 .cse5 .cse7) (and .cse8 .cse5 .cse11 .cse21) (and .cse0 .cse2 .cse8 .cse9 .cse15 (<= 594219 ~a18~0)) (and .cse8 .cse5 .cse10 .cse17 .cse19) (and .cse2 .cse5 .cse3 .cse7 .cse21) (and .cse0 .cse2 .cse10 .cse19 .cse4) (and .cse2 .cse8 .cse5 .cse9 .cse21) (and .cse1 (and .cse2 .cse13 .cse8 .cse9 .cse5)) (and .cse0 (and .cse2 .cse13 .cse11) .cse1) (and .cse14 .cse18 .cse1 .cse5 .cse17)))) [2018-10-23 20:43:05,530 INFO L425 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,530 INFO L425 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L171(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L105(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L39(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-23 20:43:05,531 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,532 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L174(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L108(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L42(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,533 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L177(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,534 INFO L425 ceAbstractionStarter]: For program point L111(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L45(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-23 20:43:05,535 INFO L425 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L421 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse12 (= ~a12~0 7)) (.cse14 (= ~a16~0 10)) (.cse2 (<= ~a18~0 134)) (.cse16 (not (= 3 ULTIMATE.start_calculate_output_~input))) (.cse10 (= ~a12~0 5)) (.cse15 (= ~a16~0 8))) (let ((.cse19 (not .cse15)) (.cse3 (< 0 (+ ~a18~0 156))) (.cse6 (= ~a12~0 8)) (.cse13 (or .cse2 (and .cse16 .cse10))) (.cse17 (<= (+ ~a18~0 79) 0)) (.cse20 (<= 11 ~a16~0)) (.cse1 (<= ~a16~0 11)) (.cse8 (not (= ~a16~0 9))) (.cse9 (<= 0 (+ ~a18~0 600001))) (.cse4 (= ~a12~0 6)) (.cse5 (not .cse14)) (.cse7 (= ~a15~0 3)) (.cse21 (< 134 ~a18~0)) (.cse0 (= ~a15~0 4)) (.cse11 (<= 150 ~a18~0)) (.cse18 (not (= 8 ~a12~0))) (.cse22 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse2 .cse6 .cse3) (and .cse7 .cse8 .cse9 .cse4) (and .cse1 .cse5 .cse7 .cse10 (<= (+ ~a18~0 391209) 0)) (and .cse11 .cse7 .cse8 .cse6) (and .cse0 .cse1 .cse5 .cse9 .cse12 .cse13) (and .cse0 .cse10 (<= 598710 ~a18~0) (not (= 2 ULTIMATE.start_calculate_output2_~input)) .cse14) (and (and .cse0 .cse15 .cse16 .cse10) .cse9) (and .cse0 .cse17 .cse1 .cse18 .cse5 .cse19 .cse9) (and .cse15 .cse7) (and .cse0 .cse1 .cse5 .cse19 .cse12 (<= 594219 ~a18~0)) (and .cse20 .cse7 .cse2 .cse3) (and .cse15 .cse0 .cse2 .cse3) (and .cse1 .cse5 .cse7 .cse12 .cse21) (and .cse17 .cse7 .cse9 .cse6) (and .cse7 .cse2 .cse3 .cse10) (and .cse0 (and .cse17 .cse1 .cse10) .cse9) (and .cse11 .cse18 .cse5 .cse7 .cse22) (and .cse1 .cse7 .cse8 .cse6 .cse21) (and .cse5 .cse7 .cse2 .cse22 .cse3) (and .cse15 .cse0 .cse9 .cse6 .cse13) (and .cse17 .cse1 .cse5 .cse7 .cse9 .cse12) (and .cse18 .cse20 .cse7 .cse9 .cse22) (and .cse0 .cse1 .cse8 .cse9 .cse4) (and .cse5 .cse7 .cse10 .cse21) (and .cse15 .cse0 .cse11 .cse18 .cse22)))) [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,536 INFO L425 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L180(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L114(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L48(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-23 20:43:05,537 INFO L425 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L428 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L183(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L51(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,538 INFO L425 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,539 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,540 INFO L425 ceAbstractionStarter]: For program point L186(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L120(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L54(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-23 20:43:05,541 INFO L425 ceAbstractionStarter]: For program point L1773-1(lines 1773 1782) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L421 ceAbstractionStarter]: At program point L1773-3(lines 1773 1782) the Hoare annotation is: (let ((.cse9 (= ~a12~0 7)) (.cse12 (= ~a16~0 10)) (.cse16 (= ~a16~0 8)) (.cse5 (= ~a15~0 3)) (.cse7 (= ~a12~0 8)) (.cse19 (< 0 (+ ~a18~0 156)))) (let ((.cse6 (<= 150 ~a18~0)) (.cse20 (or (and (= ~a16~0 11) .cse5 .cse7) .cse19)) (.cse15 (not .cse16)) (.cse3 (not (= ~a16~0 9))) (.cse10 (<= ~a18~0 134)) (.cse4 (= ~a12~0 6)) (.cse21 (< 134 ~a18~0)) (.cse8 (not .cse12)) (.cse0 (= ~a15~0 4)) (.cse2 (<= ~a16~0 11)) (.cse13 (<= (+ ~a18~0 79) 0)) (.cse11 (= ~a12~0 5)) (.cse14 (not (= 8 ~a12~0))) (.cse18 (<= 11 ~a16~0)) (.cse1 (<= 0 (+ ~a18~0 600001))) (.cse17 (not .cse9))) (or (and .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and .cse5 .cse3 .cse1 .cse4) (and .cse6 .cse5 .cse3 .cse7) (and .cse0 .cse2 .cse8 .cse1 .cse9 .cse10) (and .cse0 .cse11 (<= 598710 ~a18~0) (not (= 2 ULTIMATE.start_calculate_output2_~input)) .cse12) (and .cse0 .cse13 .cse2 .cse14 .cse8 .cse15 .cse1) (and .cse16 .cse5) (and .cse6 .cse14 .cse8 .cse5 .cse17) (and .cse2 .cse8 .cse5 .cse11 (<= (+ ~a18~0 391209) 0)) (and .cse18 .cse10 .cse5 .cse19) (and .cse0 .cse16 .cse6 .cse14 .cse17) (and .cse0 .cse16 .cse10 .cse20) (and .cse10 .cse5 .cse20 .cse11) (and .cse0 .cse1 (and .cse16 .cse13 .cse7)) (and .cse1 (and .cse0 .cse16 .cse11)) (and .cse0 .cse2 .cse8 .cse10 .cse7 .cse19) (and .cse13 .cse1 .cse5 .cse7) (and .cse8 .cse5 .cse11 .cse21) (and .cse0 .cse2 .cse8 .cse9 .cse15 (<= 594219 ~a18~0)) (and .cse8 .cse5 .cse10 .cse17 .cse19) (and .cse2 .cse5 .cse3 .cse7 .cse21) (and .cse0 .cse2 .cse10 .cse19 .cse4) (and .cse2 .cse8 .cse5 .cse9 .cse21) (and .cse1 (and .cse2 .cse13 .cse8 .cse9 .cse5)) (and .cse0 (and .cse2 .cse13 .cse11) .cse1) (and .cse14 .cse18 .cse1 .cse5 .cse17)))) [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L189(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L123(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L57(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,542 INFO L425 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,543 INFO L425 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L192(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L126(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L60(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,544 INFO L425 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-23 20:43:05,545 INFO L425 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L195(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L129(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,546 INFO L425 ceAbstractionStarter]: For program point L63(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,547 INFO L425 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L198(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L132(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L66(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,548 INFO L425 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 118) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,549 INFO L425 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L201(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L135(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L69(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,550 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,551 INFO L425 ceAbstractionStarter]: For program point L204(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L138(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L72(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,552 INFO L425 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L141(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L75(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,553 INFO L425 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,554 INFO L425 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L144(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L78(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-23 20:43:05,555 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,556 INFO L425 ceAbstractionStarter]: For program point L147(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L81(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L150(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,557 INFO L425 ceAbstractionStarter]: For program point L84(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,558 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L153(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L87(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,559 INFO L425 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L156(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L90(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,560 INFO L425 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L159(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L93(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L27(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,561 INFO L425 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L162(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L96(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L30(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-23 20:43:05,562 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L165(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L99(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L33(lines 23 1492) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,563 INFO L425 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-10-23 20:43:05,564 INFO L425 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,564 INFO L425 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-10-23 20:43:05,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 08:43:05 BoogieIcfgContainer [2018-10-23 20:43:05,629 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-23 20:43:05,630 INFO L168 Benchmark]: Toolchain (without parser) took 200167.37 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 1.7 GB in the end (delta: -323.7 MB). Peak memory consumption was 2.3 GB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,631 INFO L168 Benchmark]: CDTParser took 0.27 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 20:43:05,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.85 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 325.60 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -836.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,633 INFO L168 Benchmark]: Boogie Preprocessor took 199.36 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,634 INFO L168 Benchmark]: RCFGBuilder took 6788.11 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: 288.6 MB). Peak memory consumption was 288.6 MB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,635 INFO L168 Benchmark]: TraceAbstraction took 191542.15 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 1.7 GB in the end (delta: 125.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-23 20:43:05,640 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 1306.85 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: 84.6 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 325.60 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -836.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 199.36 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6788.11 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: 288.6 MB). Peak memory consumption was 288.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 191542.15 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 1.7 GB in the end (delta: 125.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 118]: 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 Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && 0 <= a18 + 600001) && (a16 <= 11 && !(a16 == 9)) && a12 == 6) || (((a15 == 3 && !(a16 == 9)) && 0 <= a18 + 600001) && a12 == 6)) || (((150 <= a18 && a15 == 3) && !(a16 == 9)) && a12 == 8)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 0 <= a18 + 600001) && a12 == 7) && a18 <= 134)) || ((((a15 == 4 && a12 == 5) && 598710 <= a18) && !(2 == input)) && a16 == 10)) || ((((((a15 == 4 && a18 + 79 <= 0) && a16 <= 11) && !(8 == a12)) && !(a16 == 10)) && !(a16 == 8)) && 0 <= a18 + 600001)) || (a16 == 8 && a15 == 3)) || ((((150 <= a18 && !(8 == a12)) && !(a16 == 10)) && a15 == 3) && !(a12 == 7))) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 5) && a18 + 391209 <= 0)) || (((11 <= a16 && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || ((((a15 == 4 && a16 == 8) && 150 <= a18) && !(8 == a12)) && !(a12 == 7))) || (((a15 == 4 && a16 == 8) && a18 <= 134) && (((a16 == 11 && a15 == 3) && a12 == 8) || 0 < a18 + 156))) || (((a18 <= 134 && a15 == 3) && (((a16 == 11 && a15 == 3) && a12 == 8) || 0 < a18 + 156)) && a12 == 5)) || ((a15 == 4 && 0 <= a18 + 600001) && (a16 == 8 && a18 + 79 <= 0) && a12 == 8)) || (0 <= a18 + 600001 && (a15 == 4 && a16 == 8) && a12 == 5)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a18 <= 134) && a12 == 8) && 0 < a18 + 156)) || (((a18 + 79 <= 0 && 0 <= a18 + 600001) && a15 == 3) && a12 == 8)) || (((!(a16 == 10) && a15 == 3) && a12 == 5) && 134 < a18)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a12 == 7) && !(a16 == 8)) && 594219 <= a18)) || ((((!(a16 == 10) && a15 == 3) && a18 <= 134) && !(a12 == 7)) && 0 < a18 + 156)) || ((((a16 <= 11 && a15 == 3) && !(a16 == 9)) && a12 == 8) && 134 < a18)) || ((((a15 == 4 && a16 <= 11) && a18 <= 134) && 0 < a18 + 156) && a12 == 6)) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 7) && 134 < a18)) || (0 <= a18 + 600001 && (((a16 <= 11 && a18 + 79 <= 0) && !(a16 == 10)) && a12 == 7) && a15 == 3)) || ((a15 == 4 && (a16 <= 11 && a18 + 79 <= 0) && a12 == 5) && 0 <= a18 + 600001)) || ((((!(8 == a12) && 11 <= a16) && 0 <= a18 + 600001) && a15 == 3) && !(a12 == 7)) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((a15 == 4 && a16 <= 11) && a18 <= 134) && 0 < a18 + 156) && a12 == 6) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a18 <= 134) && a12 == 8) && 0 < a18 + 156)) || (((a15 == 3 && !(a16 == 9)) && 0 <= a18 + 600001) && a12 == 6)) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 5) && a18 + 391209 <= 0)) || (((150 <= a18 && a15 == 3) && !(a16 == 9)) && a12 == 8)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 0 <= a18 + 600001) && a12 == 7) && (a18 <= 134 || (!(3 == input) && a12 == 5)))) || ((((a15 == 4 && a12 == 5) && 598710 <= a18) && !(2 == input)) && a16 == 10)) || ((((a15 == 4 && a16 == 8) && !(3 == input)) && a12 == 5) && 0 <= a18 + 600001)) || ((((((a15 == 4 && a18 + 79 <= 0) && a16 <= 11) && !(8 == a12)) && !(a16 == 10)) && !(a16 == 8)) && 0 <= a18 + 600001)) || (a16 == 8 && a15 == 3)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && !(a16 == 8)) && a12 == 7) && 594219 <= a18)) || (((11 <= a16 && a15 == 3) && a18 <= 134) && 0 < a18 + 156)) || (((a16 == 8 && a15 == 4) && a18 <= 134) && 0 < a18 + 156)) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 7) && 134 < a18)) || (((a18 + 79 <= 0 && a15 == 3) && 0 <= a18 + 600001) && a12 == 8)) || (((a15 == 3 && a18 <= 134) && 0 < a18 + 156) && a12 == 5)) || ((a15 == 4 && (a18 + 79 <= 0 && a16 <= 11) && a12 == 5) && 0 <= a18 + 600001)) || ((((150 <= a18 && !(8 == a12)) && !(a16 == 10)) && a15 == 3) && !(a12 == 7))) || ((((a16 <= 11 && a15 == 3) && !(a16 == 9)) && a12 == 8) && 134 < a18)) || ((((!(a16 == 10) && a15 == 3) && a18 <= 134) && !(a12 == 7)) && 0 < a18 + 156)) || ((((a16 == 8 && a15 == 4) && 0 <= a18 + 600001) && a12 == 8) && (a18 <= 134 || (!(3 == input) && a12 == 5)))) || (((((a18 + 79 <= 0 && a16 <= 11) && !(a16 == 10)) && a15 == 3) && 0 <= a18 + 600001) && a12 == 7)) || ((((!(8 == a12) && 11 <= a16) && a15 == 3) && 0 <= a18 + 600001) && !(a12 == 7))) || ((((a15 == 4 && a16 <= 11) && !(a16 == 9)) && 0 <= a18 + 600001) && a12 == 6)) || (((!(a16 == 10) && a15 == 3) && a12 == 5) && 134 < a18)) || ((((a16 == 8 && a15 == 4) && 150 <= a18) && !(8 == a12)) && !(a12 == 7)) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((a15 == 4 && 0 <= a18 + 600001) && (a16 <= 11 && !(a16 == 9)) && a12 == 6) || (((a15 == 3 && !(a16 == 9)) && 0 <= a18 + 600001) && a12 == 6)) || (((150 <= a18 && a15 == 3) && !(a16 == 9)) && a12 == 8)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 0 <= a18 + 600001) && a12 == 7) && a18 <= 134)) || ((((a15 == 4 && a12 == 5) && 598710 <= a18) && !(2 == input)) && a16 == 10)) || ((((((a15 == 4 && a18 + 79 <= 0) && a16 <= 11) && !(8 == a12)) && !(a16 == 10)) && !(a16 == 8)) && 0 <= a18 + 600001)) || (a16 == 8 && a15 == 3)) || ((((150 <= a18 && !(8 == a12)) && !(a16 == 10)) && a15 == 3) && !(a12 == 7))) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 5) && a18 + 391209 <= 0)) || (((11 <= a16 && a18 <= 134) && a15 == 3) && 0 < a18 + 156)) || ((((a15 == 4 && a16 == 8) && 150 <= a18) && !(8 == a12)) && !(a12 == 7))) || (((a15 == 4 && a16 == 8) && a18 <= 134) && (((a16 == 11 && a15 == 3) && a12 == 8) || 0 < a18 + 156))) || (((a18 <= 134 && a15 == 3) && (((a16 == 11 && a15 == 3) && a12 == 8) || 0 < a18 + 156)) && a12 == 5)) || ((a15 == 4 && 0 <= a18 + 600001) && (a16 == 8 && a18 + 79 <= 0) && a12 == 8)) || (0 <= a18 + 600001 && (a15 == 4 && a16 == 8) && a12 == 5)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a18 <= 134) && a12 == 8) && 0 < a18 + 156)) || (((a18 + 79 <= 0 && 0 <= a18 + 600001) && a15 == 3) && a12 == 8)) || (((!(a16 == 10) && a15 == 3) && a12 == 5) && 134 < a18)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a12 == 7) && !(a16 == 8)) && 594219 <= a18)) || ((((!(a16 == 10) && a15 == 3) && a18 <= 134) && !(a12 == 7)) && 0 < a18 + 156)) || ((((a16 <= 11 && a15 == 3) && !(a16 == 9)) && a12 == 8) && 134 < a18)) || ((((a15 == 4 && a16 <= 11) && a18 <= 134) && 0 < a18 + 156) && a12 == 6)) || ((((a16 <= 11 && !(a16 == 10)) && a15 == 3) && a12 == 7) && 134 < a18)) || (0 <= a18 + 600001 && (((a16 <= 11 && a18 + 79 <= 0) && !(a16 == 10)) && a12 == 7) && a15 == 3)) || ((a15 == 4 && (a16 <= 11 && a18 + 79 <= 0) && a12 == 5) && 0 <= a18 + 600001)) || ((((!(8 == a12) && 11 <= a16) && 0 <= a18 + 600001) && a15 == 3) && !(a12 == 7)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. SAFE Result, 191.3s OverallTime, 19 OverallIterations, 13 TraceHistogramMax, 107.8s AutomataDifference, 0.0s DeadEndRemovalTime, 10.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 3852 SDtfs, 30677 SDslu, 2503 SDs, 0 SdLazy, 62856 SolverSat, 5869 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 87.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12860 GetRequests, 12719 SyntacticMatches, 18 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33183occurred in iteration=17, 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: 3.8s AutomataMinimizationTime, 19 MinimizatonAttempts, 19837 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 329 NumberOfFragments, 1490 HoareAnnotationTreeSize, 4 FomulaSimplifications, 70306 FormulaSimplificationTreeSizeReduction, 2.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 23171 FormulaSimplificationTreeSizeReductionInter, 8.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.8s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 37.1s InterpolantComputationTime, 32692 NumberOfCodeBlocks, 32692 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 32665 ConstructedInterpolants, 288 QuantifiedInterpolants, 184830876 SizeOfPredicates, 6 NumberOfNonLiveVariables, 14597 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 27 InterpolantComputations, 18 PerfectInterpolantSequences, 109010/110791 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...