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/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:12:25,389 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:12:25,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:12:25,406 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:12:25,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:12:25,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:12:25,409 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:12:25,412 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:12:25,414 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:12:25,421 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:12:25,422 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:12:25,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:12:25,425 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:12:25,426 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:12:25,430 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:12:25,431 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:12:25,433 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:12:25,436 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:12:25,442 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:12:25,443 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:12:25,444 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:12:25,448 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:12:25,451 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:12:25,451 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:12:25,451 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:12:25,453 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:12:25,453 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:12:25,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:12:25,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:12:25,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:12:25,458 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:12:25,459 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 06:12:25,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 06:12:25,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 06:12:25,462 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 06:12:25,463 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 06:12:25,463 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-27 06:12:25,492 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:12:25,493 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:12:25,494 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 06:12:25,495 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 06:12:25,495 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 06:12:25,495 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 06:12:25,495 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 06:12:25,495 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 06:12:25,496 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 06:12:25,497 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 06:12:25,498 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:12:25,500 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 06:12:25,500 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:12:25,501 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:12:25,501 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 06:12:25,501 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 06:12:25,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:12:25,501 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 06:12:25,502 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 06:12:25,503 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 06:12:25,503 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 06:12:25,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:12:25,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:12:25,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:12:25,594 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:12:25,595 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:12:25,595 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-10-27 06:12:25,661 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d99e5c20c/8f3afc3ad99e4c63b6a94e22fb34b789/FLAGf37812252 [2018-10-27 06:12:26,281 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:12:26,284 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-10-27 06:12:26,313 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d99e5c20c/8f3afc3ad99e4c63b6a94e22fb34b789/FLAGf37812252 [2018-10-27 06:12:26,336 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/d99e5c20c/8f3afc3ad99e4c63b6a94e22fb34b789 [2018-10-27 06:12:26,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:12:26,348 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 06:12:26,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:12:26,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:12:26,353 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:12:26,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:26" (1/1) ... [2018-10-27 06:12:26,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32872df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:26, skipping insertion in model container [2018-10-27 06:12:26,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:26" (1/1) ... [2018-10-27 06:12:26,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:12:26,442 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:12:26,910 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:12:26,915 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:12:27,074 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:12:27,095 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:12:27,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27 WrapperNode [2018-10-27 06:12:27,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:12:27,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:12:27,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:12:27,097 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:12:27,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:12:27,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:12:27,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:12:27,287 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:12:27,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ... [2018-10-27 06:12:27,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:12:27,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:12:27,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:12:27,388 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:12:27,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (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 [2018-10-27 06:12:27,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 06:12:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 06:12:27,460 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 06:12:27,460 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 06:12:27,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:12:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:12:27,461 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 06:12:27,461 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 06:12:30,784 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:12:30,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:30 BoogieIcfgContainer [2018-10-27 06:12:30,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:12:30,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 06:12:30,787 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 06:12:30,790 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 06:12:30,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:12:26" (1/3) ... [2018-10-27 06:12:30,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:12:30, skipping insertion in model container [2018-10-27 06:12:30,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (2/3) ... [2018-10-27 06:12:30,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a39d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:12:30, skipping insertion in model container [2018-10-27 06:12:30,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:30" (3/3) ... [2018-10-27 06:12:30,800 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label21_true-unreach-call_false-termination.c [2018-10-27 06:12:30,812 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 06:12:30,826 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 06:12:30,844 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 06:12:30,886 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 06:12:30,886 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 06:12:30,886 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 06:12:30,886 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:12:30,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:12:30,887 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 06:12:30,887 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:12:30,887 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 06:12:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-27 06:12:30,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-27 06:12:30,934 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:30,935 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:30,937 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:30,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:30,945 INFO L82 PathProgramCache]: Analyzing trace with hash 64907071, now seen corresponding path program 1 times [2018-10-27 06:12:30,947 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:30,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:30,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:30,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:30,993 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:31,602 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:12:31,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:31,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:31,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:12:31,756 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:31,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:12:31,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:12:31,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:12:31,787 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-27 06:12:33,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:33,512 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-10-27 06:12:33,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:12:33,515 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2018-10-27 06:12:33,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:33,548 INFO L225 Difference]: With dead ends: 618 [2018-10-27 06:12:33,550 INFO L226 Difference]: Without dead ends: 379 [2018-10-27 06:12:33,558 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:12:33,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-10-27 06:12:33,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-10-27 06:12:33,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-10-27 06:12:33,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-10-27 06:12:33,643 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 103 [2018-10-27 06:12:33,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:33,645 INFO L481 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-10-27 06:12:33,645 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:12:33,645 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-10-27 06:12:33,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 06:12:33,653 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:33,653 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-27 06:12:33,654 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:33,654 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:33,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1456017738, now seen corresponding path program 1 times [2018-10-27 06:12:33,655 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:33,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:33,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:33,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:33,659 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:33,853 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:33,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:33,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:12:33,854 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:33,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:12:33,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:12:33,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:12:33,857 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-10-27 06:12:34,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:34,936 INFO L93 Difference]: Finished difference Result 750 states and 1238 transitions. [2018-10-27 06:12:34,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-27 06:12:34,938 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-10-27 06:12:34,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:34,942 INFO L225 Difference]: With dead ends: 750 [2018-10-27 06:12:34,942 INFO L226 Difference]: Without dead ends: 377 [2018-10-27 06:12:34,945 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:12:34,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-10-27 06:12:34,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 372. [2018-10-27 06:12:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-10-27 06:12:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 580 transitions. [2018-10-27 06:12:34,988 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 580 transitions. Word has length 119 [2018-10-27 06:12:34,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:34,989 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 580 transitions. [2018-10-27 06:12:34,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:12:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 580 transitions. [2018-10-27 06:12:34,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-27 06:12:34,993 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:34,993 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-27 06:12:34,993 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:34,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:34,994 INFO L82 PathProgramCache]: Analyzing trace with hash 641817781, now seen corresponding path program 1 times [2018-10-27 06:12:34,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:34,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:34,995 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:34,995 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:34,996 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:35,261 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:12:35,339 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:35,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:35,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:12:35,340 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:35,341 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:12:35,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:12:35,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:12:35,342 INFO L87 Difference]: Start difference. First operand 372 states and 580 transitions. Second operand 6 states. [2018-10-27 06:12:37,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:37,063 INFO L93 Difference]: Finished difference Result 952 states and 1493 transitions. [2018-10-27 06:12:37,066 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:12:37,066 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-10-27 06:12:37,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:37,077 INFO L225 Difference]: With dead ends: 952 [2018-10-27 06:12:37,078 INFO L226 Difference]: Without dead ends: 586 [2018-10-27 06:12:37,082 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:12:37,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2018-10-27 06:12:37,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 563. [2018-10-27 06:12:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 563 states. [2018-10-27 06:12:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 823 transitions. [2018-10-27 06:12:37,120 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 823 transitions. Word has length 126 [2018-10-27 06:12:37,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:37,121 INFO L481 AbstractCegarLoop]: Abstraction has 563 states and 823 transitions. [2018-10-27 06:12:37,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:12:37,121 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 823 transitions. [2018-10-27 06:12:37,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 06:12:37,124 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:37,125 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:37,125 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:37,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:37,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1176628157, now seen corresponding path program 1 times [2018-10-27 06:12:37,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:37,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:37,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:37,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:37,127 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:37,571 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-27 06:12:37,803 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-27 06:12:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:37,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:37,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 06:12:37,897 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:37,898 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 06:12:37,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 06:12:37,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:12:37,899 INFO L87 Difference]: Start difference. First operand 563 states and 823 transitions. Second operand 5 states. [2018-10-27 06:12:40,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:40,106 INFO L93 Difference]: Finished difference Result 1269 states and 1897 transitions. [2018-10-27 06:12:40,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:12:40,107 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-10-27 06:12:40,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:40,112 INFO L225 Difference]: With dead ends: 1269 [2018-10-27 06:12:40,112 INFO L226 Difference]: Without dead ends: 562 [2018-10-27 06:12:40,115 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:12:40,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2018-10-27 06:12:40,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 562. [2018-10-27 06:12:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 562 states. [2018-10-27 06:12:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 811 transitions. [2018-10-27 06:12:40,134 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 811 transitions. Word has length 130 [2018-10-27 06:12:40,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:40,134 INFO L481 AbstractCegarLoop]: Abstraction has 562 states and 811 transitions. [2018-10-27 06:12:40,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 06:12:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 811 transitions. [2018-10-27 06:12:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-27 06:12:40,137 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:40,137 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:40,138 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:40,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:40,138 INFO L82 PathProgramCache]: Analyzing trace with hash 956906181, now seen corresponding path program 1 times [2018-10-27 06:12:40,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:40,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:40,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:40,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:40,140 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:40,375 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 06:12:40,740 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:40,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:12:40,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:12:40,740 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:40,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:12:40,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:12:40,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:12:40,742 INFO L87 Difference]: Start difference. First operand 562 states and 811 transitions. Second operand 6 states. [2018-10-27 06:12:42,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:42,384 INFO L93 Difference]: Finished difference Result 1544 states and 2298 transitions. [2018-10-27 06:12:42,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:12:42,391 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-10-27 06:12:42,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:42,397 INFO L225 Difference]: With dead ends: 1544 [2018-10-27 06:12:42,397 INFO L226 Difference]: Without dead ends: 988 [2018-10-27 06:12:42,400 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:12:42,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2018-10-27 06:12:42,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 962. [2018-10-27 06:12:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 962 states. [2018-10-27 06:12:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 1349 transitions. [2018-10-27 06:12:42,432 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 1349 transitions. Word has length 134 [2018-10-27 06:12:42,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:42,432 INFO L481 AbstractCegarLoop]: Abstraction has 962 states and 1349 transitions. [2018-10-27 06:12:42,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:12:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1349 transitions. [2018-10-27 06:12:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-27 06:12:42,436 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:42,436 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:42,437 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:42,437 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:42,437 INFO L82 PathProgramCache]: Analyzing trace with hash -973773874, now seen corresponding path program 1 times [2018-10-27 06:12:42,437 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:42,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:42,439 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:42,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:42,439 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:42,711 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:42,711 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:42,712 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:42,712 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 141 with the following transitions: [2018-10-27 06:12:42,714 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:42,766 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:42,767 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:43,731 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:12:43,733 INFO L272 AbstractInterpreter]: Visited 108 different actions 318 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:12:43,781 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:43,783 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:12:43,783 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:43,784 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG 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 [2018-10-27 06:12:43,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:43,798 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:12:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:43,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:12:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:12:44,145 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:12:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-27 06:12:44,627 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:12:44,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2018-10-27 06:12:44,628 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:44,628 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:12:44,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:12:44,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:12:44,629 INFO L87 Difference]: Start difference. First operand 962 states and 1349 transitions. Second operand 3 states. [2018-10-27 06:12:46,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:46,633 INFO L93 Difference]: Finished difference Result 2213 states and 3145 transitions. [2018-10-27 06:12:46,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:12:46,640 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 140 [2018-10-27 06:12:46,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:46,648 INFO L225 Difference]: With dead ends: 2213 [2018-10-27 06:12:46,648 INFO L226 Difference]: Without dead ends: 1257 [2018-10-27 06:12:46,653 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 282 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:12:46,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2018-10-27 06:12:46,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1255. [2018-10-27 06:12:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2018-10-27 06:12:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1670 transitions. [2018-10-27 06:12:46,698 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1670 transitions. Word has length 140 [2018-10-27 06:12:46,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:46,699 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1670 transitions. [2018-10-27 06:12:46,699 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:12:46,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1670 transitions. [2018-10-27 06:12:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-27 06:12:46,704 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:46,704 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:12:46,704 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:46,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:46,705 INFO L82 PathProgramCache]: Analyzing trace with hash -1528509422, now seen corresponding path program 1 times [2018-10-27 06:12:46,705 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:46,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:46,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:46,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:46,707 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:46,909 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:46,910 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:46,911 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 144 with the following transitions: [2018-10-27 06:12:46,912 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:46,919 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:46,919 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:47,054 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:12:47,054 INFO L272 AbstractInterpreter]: Visited 104 different actions 104 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-27 06:12:47,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:47,093 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:12:47,389 INFO L227 lantSequenceWeakener]: Weakened 134 states. On average, predicates are now at 80.69% of their original sizes. [2018-10-27 06:12:47,389 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:12:47,656 INFO L415 sIntCurrentIteration]: We unified 142 AI predicates to 142 [2018-10-27 06:12:47,657 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:12:47,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:12:47,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-27 06:12:47,658 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:47,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:12:47,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:12:47,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:12:47,659 INFO L87 Difference]: Start difference. First operand 1255 states and 1670 transitions. Second operand 6 states. [2018-10-27 06:12:53,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:12:53,062 INFO L93 Difference]: Finished difference Result 2651 states and 3541 transitions. [2018-10-27 06:12:53,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 06:12:53,063 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-10-27 06:12:53,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:12:53,075 INFO L225 Difference]: With dead ends: 2651 [2018-10-27 06:12:53,076 INFO L226 Difference]: Without dead ends: 1402 [2018-10-27 06:12:53,081 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 143 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:12:53,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2018-10-27 06:12:53,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 1400. [2018-10-27 06:12:53,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1400 states. [2018-10-27 06:12:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1824 transitions. [2018-10-27 06:12:53,123 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1824 transitions. Word has length 143 [2018-10-27 06:12:53,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:12:53,123 INFO L481 AbstractCegarLoop]: Abstraction has 1400 states and 1824 transitions. [2018-10-27 06:12:53,123 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:12:53,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1824 transitions. [2018-10-27 06:12:53,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-27 06:12:53,128 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:12:53,129 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, 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] [2018-10-27 06:12:53,129 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:12:53,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:53,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1955101065, now seen corresponding path program 1 times [2018-10-27 06:12:53,130 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:12:53,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:53,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:12:53,131 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:12:53,131 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:12:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:12:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:12:53,382 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:12:53,382 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:12:53,383 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 170 with the following transitions: [2018-10-27 06:12:53,383 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:12:53,388 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:12:53,388 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:12:53,570 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:12:53,570 INFO L272 AbstractInterpreter]: Visited 107 different actions 208 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-27 06:12:53,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:12:53,613 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:12:53,865 INFO L227 lantSequenceWeakener]: Weakened 166 states. On average, predicates are now at 82.3% of their original sizes. [2018-10-27 06:12:53,865 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:12:54,058 INFO L415 sIntCurrentIteration]: We unified 168 AI predicates to 168 [2018-10-27 06:12:54,058 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:12:54,058 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:12:54,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:12:54,058 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:12:54,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:12:54,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:12:54,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:12:54,059 INFO L87 Difference]: Start difference. First operand 1400 states and 1824 transitions. Second operand 10 states. [2018-10-27 06:13:01,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:01,648 INFO L93 Difference]: Finished difference Result 3397 states and 4528 transitions. [2018-10-27 06:13:01,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-27 06:13:01,649 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 169 [2018-10-27 06:13:01,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:01,660 INFO L225 Difference]: With dead ends: 3397 [2018-10-27 06:13:01,660 INFO L226 Difference]: Without dead ends: 2001 [2018-10-27 06:13:01,667 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 177 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-10-27 06:13:01,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2001 states. [2018-10-27 06:13:01,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2001 to 1995. [2018-10-27 06:13:01,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1995 states. [2018-10-27 06:13:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1995 states and 2484 transitions. [2018-10-27 06:13:01,719 INFO L78 Accepts]: Start accepts. Automaton has 1995 states and 2484 transitions. Word has length 169 [2018-10-27 06:13:01,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:01,720 INFO L481 AbstractCegarLoop]: Abstraction has 1995 states and 2484 transitions. [2018-10-27 06:13:01,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2484 transitions. [2018-10-27 06:13:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-27 06:13:01,726 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:01,727 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-27 06:13:01,727 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:01,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:01,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1922332512, now seen corresponding path program 1 times [2018-10-27 06:13:01,728 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:01,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:01,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:01,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:01,729 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:02,400 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 102 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 06:13:02,400 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:02,400 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:02,401 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 179 with the following transitions: [2018-10-27 06:13:02,401 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:02,409 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:02,410 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:02,677 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:13:02,678 INFO L272 AbstractInterpreter]: Visited 108 different actions 323 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-27 06:13:02,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:02,706 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:13:02,985 INFO L227 lantSequenceWeakener]: Weakened 175 states. On average, predicates are now at 84.07% of their original sizes. [2018-10-27 06:13:02,985 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:13:03,242 INFO L415 sIntCurrentIteration]: We unified 177 AI predicates to 177 [2018-10-27 06:13:03,243 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:13:03,243 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:03,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:13:03,244 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:03,246 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:13:03,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:13:03,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:13:03,247 INFO L87 Difference]: Start difference. First operand 1995 states and 2484 transitions. Second operand 10 states. [2018-10-27 06:13:10,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:10,841 INFO L93 Difference]: Finished difference Result 4644 states and 5987 transitions. [2018-10-27 06:13:10,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 06:13:10,842 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 178 [2018-10-27 06:13:10,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:10,856 INFO L225 Difference]: With dead ends: 4644 [2018-10-27 06:13:10,856 INFO L226 Difference]: Without dead ends: 3028 [2018-10-27 06:13:10,864 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 188 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-10-27 06:13:10,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3028 states. [2018-10-27 06:13:10,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3028 to 2953. [2018-10-27 06:13:10,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2953 states. [2018-10-27 06:13:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2953 states and 3452 transitions. [2018-10-27 06:13:10,937 INFO L78 Accepts]: Start accepts. Automaton has 2953 states and 3452 transitions. Word has length 178 [2018-10-27 06:13:10,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:10,938 INFO L481 AbstractCegarLoop]: Abstraction has 2953 states and 3452 transitions. [2018-10-27 06:13:10,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:13:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3452 transitions. [2018-10-27 06:13:10,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-10-27 06:13:10,947 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:13:10,948 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-27 06:13:10,948 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:13:10,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:10,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1686996135, now seen corresponding path program 1 times [2018-10-27 06:13:10,948 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:13:10,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:10,949 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:10,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:13:10,949 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:13:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 71 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:13:11,208 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:11,208 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:13:11,209 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 212 with the following transitions: [2018-10-27 06:13:11,209 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [123], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [324], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [495], [497], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-27 06:13:11,212 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:13:11,212 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:13:11,425 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:13:11,426 INFO L272 AbstractInterpreter]: Visited 108 different actions 318 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-27 06:13:11,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:13:11,432 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:13:11,432 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:13:11,432 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG 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 [2018-10-27 06:13:11,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:13:11,441 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:13:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:13:11,517 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:13:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 06:13:11,599 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:13:11,695 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-27 06:13:11,716 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:13:11,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-10-27 06:13:11,716 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:13:11,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:13:11,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:13:11,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:13:11,717 INFO L87 Difference]: Start difference. First operand 2953 states and 3452 transitions. Second operand 3 states. [2018-10-27 06:13:12,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:13:12,389 INFO L93 Difference]: Finished difference Result 5300 states and 6213 transitions. [2018-10-27 06:13:12,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:13:12,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2018-10-27 06:13:12,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:13:12,391 INFO L225 Difference]: With dead ends: 5300 [2018-10-27 06:13:12,391 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 06:13:12,403 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 422 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:13:12,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 06:13:12,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 06:13:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 06:13:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 06:13:12,404 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 211 [2018-10-27 06:13:12,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:13:12,404 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:13:12,404 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:13:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:13:12,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 06:13:12,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 06:13:12,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:13:12,729 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 17 [2018-10-27 06:13:13,669 WARN L179 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 74 [2018-10-27 06:13:13,782 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 50 [2018-10-27 06:13:13,912 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 47 [2018-10-27 06:13:13,916 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:13:13,916 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a17~0)| ~a17~0)) [2018-10-27 06:13:13,916 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:13:13,916 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-27 06:13:13,917 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-27 06:13:13,918 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-27 06:13:13,919 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-27 06:13:13,920 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-27 06:13:13,921 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-27 06:13:13,922 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-27 06:13:13,923 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 460) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-27 06:13:13,924 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-27 06:13:13,925 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-27 06:13:13,926 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-27 06:13:13,927 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-27 06:13:13,928 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:13,929 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-27 06:13:13,930 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-27 06:13:13,930 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-27 06:13:14,079 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-27 06:13:14,079 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-27 06:13:14,079 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-27 06:13:14,079 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-27 06:13:14,079 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,080 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-27 06:13:14,081 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,082 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,083 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= 0 |old(~a28~0)|)) (.cse13 (not (= 0 |old(~a11~0)|))) (.cse0 (not (= 1 ~a21~0))) (.cse10 (not (= 1 |old(~a25~0)|))) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse17 (not (= 9 |old(~a28~0)|))) (.cse5 (= |old(~a28~0)| ~a28~0)) (.cse11 (= |old(~a17~0)| ~a17~0))) (let ((.cse8 (and .cse5 .cse11)) (.cse12 (= 7 |old(~a17~0)|)) (.cse6 (= 9 |old(~a17~0)|)) (.cse7 (= 11 |old(~a28~0)|)) (.cse9 (not (= 7 |old(~a28~0)|))) (.cse16 (and (= ~a28~0 9) (= ~a25~0 1))) (.cse14 (and (or .cse0 .cse1 .cse2 .cse13) (or .cse0 .cse10 .cse1 .cse17))) (.cse3 (not (= 8 |old(~a17~0)|))) (.cse4 (= |calculate_output_#in~input| 0)) (.cse15 (= ~a11~0 0))) (and (or .cse0 .cse1 .cse2 (= ~a19~0 1) .cse3 .cse4) (or .cse0 .cse1 (and .cse5 (= ~a17~0 8)) .cse3 .cse4) (or .cse0 (< |old(~a28~0)| 9) .cse6 .cse7 .cse8) (or .cse0 .cse9 .cse10 .cse1 (not (= 1 |old(~a11~0)|)) (and .cse5 (= 1 ~a11~0) .cse11 (= 1 ~a25~0) (= 1 ~a19~0)) (not .cse12)) (or .cse0 .cse8 .cse12 .cse6 .cse7) (or .cse0 .cse9 (= ~a25~0 0) .cse13 .cse4 .cse1 .cse3 (not (= 0 |old(~a25~0)|))) (or .cse14 .cse3 .cse4 (or .cse15 .cse16)) (or .cse4 .cse16 (or .cse0 .cse10 .cse1 .cse13 .cse3 .cse17)) (or .cse14 .cse13 .cse3 .cse4 .cse15)))) [2018-10-27 06:13:14,083 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,083 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,083 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-27 06:13:14,084 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,085 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-27 06:13:14,086 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-27 06:13:14,087 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-27 06:13:14,088 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:13:14,089 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:13:14,090 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7) (= ~a21~0 1)) [2018-10-27 06:13:14,091 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 06:13:14,091 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:13:14,091 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 8 |old(~a17~0)|)) (not (= 0 |old(~a25~0)|)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a19~0 1) (= ~a28~0 7))) [2018-10-27 06:13:14,091 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-27 06:13:14,091 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse1 (not (= ~a28~0 11))) (.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (and (<= 9 ~a28~0) .cse0 .cse1) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and (= ~a17~0 8) (= ~a19~0 1)) (and (not (= ~a17~0 7)) .cse0 .cse1) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse0) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:13:14,091 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:13:14,092 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-27 06:13:14,092 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (not (= ~a28~0 11))) (.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (not (= 7 |old(~a28~0)|)) (not (= 0 |old(~a11~0)|)) (and (<= 9 ~a28~0) .cse0 .cse1) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (and (not (= ~a17~0 7)) .cse0 .cse1) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse0) (and (not (= main_~input~0 0)) (= ~a17~0 8) (= ~a19~0 1)) (not (= 0 |old(~a25~0)|)))) [2018-10-27 06:13:14,092 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-27 06:13:14,092 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-27 06:13:14,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:13:14 BoogieIcfgContainer [2018-10-27 06:13:14,105 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 06:13:14,106 INFO L168 Benchmark]: Toolchain (without parser) took 47758.84 ms. Allocated memory was 1.5 GB in the beginning and 3.1 GB in the end (delta: 1.6 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,107 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:13:14,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.79 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -818.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,109 INFO L168 Benchmark]: Boogie Preprocessor took 100.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,110 INFO L168 Benchmark]: RCFGBuilder took 3398.09 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,111 INFO L168 Benchmark]: TraceAbstraction took 43318.69 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 888.1 MB). Free memory was 2.1 GB in the beginning and 3.0 GB in the end (delta: -920.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-27 06:13:14,116 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.52 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 189.79 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -818.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3398.09 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 43318.69 ms. Allocated memory was 2.3 GB in the beginning and 3.1 GB in the end (delta: 888.1 MB). Free memory was 2.1 GB in the beginning and 3.0 GB in the end (delta: -920.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 460]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((!(1 == a21) || !(7 == \old(a28))) || !(0 == \old(a11))) || ((9 <= a28 && !(a17 == 9)) && !(a28 == 11))) || !(1 == \old(a19))) || !(8 == \old(a17))) || (a17 == 8 && a19 == 1)) || ((!(a17 == 7) && !(a17 == 9)) && !(a28 == 11))) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && !(a17 == 9))) || !(0 == \old(a25)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 43.2s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 31.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1615 SDtfs, 5716 SDslu, 1273 SDs, 0 SdLazy, 6010 SolverSat, 1240 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.1s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1273 GetRequests, 1184 SyntacticMatches, 10 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2953occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.0s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9970276578019308 AbsIntWeakeningRatio, 0.21560574948665298 AbsIntAvgWeakeningVarsNumRemoved, 25.531827515400412 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 139 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 77 PreInvPairs, 114 NumberOfFragments, 519 HoareAnnotationTreeSize, 77 FomulaSimplifications, 5798 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1465 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1804 NumberOfCodeBlocks, 1804 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2141 ConstructedInterpolants, 0 QuantifiedInterpolants, 994781 SizeOfPredicates, 4 NumberOfNonLiveVariables, 864 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 780/880 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...