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/Problem01_label14_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 06:09:17,325 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 06:09:17,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 06:09:17,344 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 06:09:17,345 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 06:09:17,346 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 06:09:17,347 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 06:09:17,350 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 06:09:17,353 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 06:09:17,355 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 06:09:17,356 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 06:09:17,356 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 06:09:17,357 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 06:09:17,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 06:09:17,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 06:09:17,362 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 06:09:17,370 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 06:09:17,372 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 06:09:17,375 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 06:09:17,377 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 06:09:17,378 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 06:09:17,379 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 06:09:17,382 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 06:09:17,383 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 06:09:17,385 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 06:09:17,386 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 06:09:17,387 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 06:09:17,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 06:09:17,389 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 06:09:17,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 06:09:17,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 06:09:17,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-27 06:09:17,394 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 06:09:17,418 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 06:09:17,418 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 06:09:17,419 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 06:09:17,419 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 06:09:17,419 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 06:09:17,420 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 06:09:17,420 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 06:09:17,421 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 06:09:17,421 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 06:09:17,421 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 06:09:17,421 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 06:09:17,421 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 06:09:17,422 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 06:09:17,422 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 06:09:17,423 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 06:09:17,424 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 06:09:17,424 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 06:09:17,424 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 06:09:17,424 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 06:09:17,424 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 06:09:17,425 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 06:09:17,425 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 06:09:17,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 06:09:17,425 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 06:09:17,425 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 06:09:17,426 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 06:09:17,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 06:09:17,427 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 06:09:17,427 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 06:09:17,427 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 06:09:17,428 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 06:09:17,428 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 06:09:17,428 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 06:09:17,428 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 06:09:17,428 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 06:09:17,429 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 06:09:17,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 06:09:17,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 06:09:17,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 06:09:17,514 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 06:09:17,515 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 06:09:17,516 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-10-27 06:09:17,600 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e8db3212/234712d77f4f4cac84c241803b7fdc93/FLAGe3bb11f2c [2018-10-27 06:09:18,237 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 06:09:18,238 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-10-27 06:09:18,268 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e8db3212/234712d77f4f4cac84c241803b7fdc93/FLAGe3bb11f2c [2018-10-27 06:09:18,284 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/0e8db3212/234712d77f4f4cac84c241803b7fdc93 [2018-10-27 06:09:18,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 06:09:18,297 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 06:09:18,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:18,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 06:09:18,302 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 06:09:18,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:18" (1/1) ... [2018-10-27 06:09:18,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f637f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:18, skipping insertion in model container [2018-10-27 06:09:18,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:09:18" (1/1) ... [2018-10-27 06:09:18,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 06:09:18,393 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 06:09:18,865 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:18,876 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 06:09:19,016 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 06:09:19,034 INFO L193 MainTranslator]: Completed translation [2018-10-27 06:09:19,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19 WrapperNode [2018-10-27 06:09:19,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 06:09:19,036 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:19,036 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 06:09:19,037 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 06:09:19,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 06:09:19,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 06:09:19,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 06:09:19,254 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 06:09:19,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (1/1) ... [2018-10-27 06:09:19,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 06:09:19,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 06:09:19,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 06:09:19,326 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 06:09:19,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (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 06:09:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 06:09:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 06:09:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 06:09:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 06:09:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 06:09:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 06:09:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 06:09:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 06:09:22,652 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 06:09:22,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:22 BoogieIcfgContainer [2018-10-27 06:09:22,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 06:09:22,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 06:09:22,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 06:09:22,658 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 06:09:22,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:09:18" (1/3) ... [2018-10-27 06:09:22,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2577e99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:09:22, skipping insertion in model container [2018-10-27 06:09:22,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:09:19" (2/3) ... [2018-10-27 06:09:22,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2577e99b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:09:22, skipping insertion in model container [2018-10-27 06:09:22,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:09:22" (3/3) ... [2018-10-27 06:09:22,663 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label14_true-unreach-call_false-termination.c [2018-10-27 06:09:22,674 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 06:09:22,684 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 06:09:22,708 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 06:09:22,750 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 06:09:22,751 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 06:09:22,751 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 06:09:22,751 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 06:09:22,751 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 06:09:22,752 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 06:09:22,752 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 06:09:22,752 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 06:09:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-27 06:09:22,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-27 06:09:22,811 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:22,813 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:09:22,817 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:22,825 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:22,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1783775568, now seen corresponding path program 1 times [2018-10-27 06:09:22,829 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:22,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:22,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:22,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:22,892 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:23,652 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 06:09:23,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:23,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:09:23,655 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:23,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:09:23,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:09:23,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:09:23,687 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-27 06:09:25,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:25,436 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-27 06:09:25,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:09:25,438 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2018-10-27 06:09:25,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:25,457 INFO L225 Difference]: With dead ends: 550 [2018-10-27 06:09:25,458 INFO L226 Difference]: Without dead ends: 340 [2018-10-27 06:09:25,467 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:09:25,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-27 06:09:25,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-27 06:09:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-27 06:09:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-10-27 06:09:25,546 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 138 [2018-10-27 06:09:25,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:25,547 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-10-27 06:09:25,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:09:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-10-27 06:09:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 06:09:25,554 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:25,554 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:09:25,554 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:25,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:25,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1808650351, now seen corresponding path program 1 times [2018-10-27 06:09:25,555 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:25,556 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:25,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:25,557 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:25,557 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:25,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:25,791 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:25,792 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 06:09:25,792 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:25,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:09:25,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:09:25,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:09:25,795 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-10-27 06:09:27,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:27,580 INFO L93 Difference]: Finished difference Result 1075 states and 1784 transitions. [2018-10-27 06:09:27,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 06:09:27,583 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-10-27 06:09:27,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:27,592 INFO L225 Difference]: With dead ends: 1075 [2018-10-27 06:09:27,592 INFO L226 Difference]: Without dead ends: 741 [2018-10-27 06:09:27,600 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 06:09:27,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-10-27 06:09:27,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-10-27 06:09:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-27 06:09:27,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1120 transitions. [2018-10-27 06:09:27,666 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1120 transitions. Word has length 149 [2018-10-27 06:09:27,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:27,667 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1120 transitions. [2018-10-27 06:09:27,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:09:27,667 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1120 transitions. [2018-10-27 06:09:27,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 06:09:27,673 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:27,674 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:09:27,674 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:27,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:27,675 INFO L82 PathProgramCache]: Analyzing trace with hash 2122506691, now seen corresponding path program 1 times [2018-10-27 06:09:27,675 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:27,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:27,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:27,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:27,677 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:28,319 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-27 06:09:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:28,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:28,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 06:09:28,496 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:28,497 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 06:09:28,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 06:09:28,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:09:28,498 INFO L87 Difference]: Start difference. First operand 724 states and 1120 transitions. Second operand 5 states. [2018-10-27 06:09:30,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:30,894 INFO L93 Difference]: Finished difference Result 1578 states and 2483 transitions. [2018-10-27 06:09:30,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:09:30,896 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2018-10-27 06:09:30,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:30,906 INFO L225 Difference]: With dead ends: 1578 [2018-10-27 06:09:30,906 INFO L226 Difference]: Without dead ends: 721 [2018-10-27 06:09:30,911 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-27 06:09:30,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-10-27 06:09:30,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-10-27 06:09:30,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-10-27 06:09:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1044 transitions. [2018-10-27 06:09:30,943 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1044 transitions. Word has length 150 [2018-10-27 06:09:30,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:30,944 INFO L481 AbstractCegarLoop]: Abstraction has 721 states and 1044 transitions. [2018-10-27 06:09:30,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 06:09:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1044 transitions. [2018-10-27 06:09:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-27 06:09:30,951 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:30,951 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:30,952 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:30,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:30,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1419468101, now seen corresponding path program 1 times [2018-10-27 06:09:30,952 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:30,953 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:30,953 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:30,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:30,954 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:31,150 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 06:09:31,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:31,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 06:09:31,151 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:31,152 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 06:09:31,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 06:09:31,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:09:31,153 INFO L87 Difference]: Start difference. First operand 721 states and 1044 transitions. Second operand 3 states. [2018-10-27 06:09:32,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:32,523 INFO L93 Difference]: Finished difference Result 2069 states and 3084 transitions. [2018-10-27 06:09:32,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 06:09:32,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2018-10-27 06:09:32,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:32,533 INFO L225 Difference]: With dead ends: 2069 [2018-10-27 06:09:32,534 INFO L226 Difference]: Without dead ends: 1354 [2018-10-27 06:09:32,538 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 06:09:32,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-10-27 06:09:32,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1347. [2018-10-27 06:09:32,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1347 states. [2018-10-27 06:09:32,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 1892 transitions. [2018-10-27 06:09:32,579 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 1892 transitions. Word has length 154 [2018-10-27 06:09:32,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:32,580 INFO L481 AbstractCegarLoop]: Abstraction has 1347 states and 1892 transitions. [2018-10-27 06:09:32,580 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 06:09:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1892 transitions. [2018-10-27 06:09:32,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-27 06:09:32,587 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:32,587 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:32,587 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:32,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:32,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1446107199, now seen corresponding path program 1 times [2018-10-27 06:09:32,588 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:32,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:32,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:32,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:32,590 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:32,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:32,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 06:09:32,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 06:09:32,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 06:09:32,818 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:32,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 06:09:32,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 06:09:32,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 06:09:32,819 INFO L87 Difference]: Start difference. First operand 1347 states and 1892 transitions. Second operand 4 states. [2018-10-27 06:09:33,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:33,869 INFO L93 Difference]: Finished difference Result 3232 states and 4626 transitions. [2018-10-27 06:09:33,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 06:09:33,872 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 173 [2018-10-27 06:09:33,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:33,885 INFO L225 Difference]: With dead ends: 3232 [2018-10-27 06:09:33,885 INFO L226 Difference]: Without dead ends: 1891 [2018-10-27 06:09:33,893 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 06:09:33,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2018-10-27 06:09:33,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1891. [2018-10-27 06:09:33,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1891 states. [2018-10-27 06:09:33,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2551 transitions. [2018-10-27 06:09:33,954 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2551 transitions. Word has length 173 [2018-10-27 06:09:33,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:33,955 INFO L481 AbstractCegarLoop]: Abstraction has 1891 states and 2551 transitions. [2018-10-27 06:09:33,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 06:09:33,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2551 transitions. [2018-10-27 06:09:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-27 06:09:33,965 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:33,965 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:33,965 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:33,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:33,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1915591307, now seen corresponding path program 1 times [2018-10-27 06:09:33,966 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:33,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:33,967 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:33,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:33,967 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:34,513 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-27 06:09:34,623 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 72 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 06:09:34,624 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:09:34,624 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:09:34,625 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 201 with the following transitions: [2018-10-27 06:09:34,627 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:09:34,679 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:09:34,680 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:09:35,467 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:09:35,469 INFO L272 AbstractInterpreter]: Visited 140 different actions 140 times. Never merged. Never widened. Never found a fixpoint. Largest state had 42 variables. [2018-10-27 06:09:35,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:35,505 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:09:36,141 INFO L227 lantSequenceWeakener]: Weakened 188 states. On average, predicates are now at 80.66% of their original sizes. [2018-10-27 06:09:36,141 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:09:36,374 INFO L415 sIntCurrentIteration]: We unified 199 AI predicates to 199 [2018-10-27 06:09:36,374 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:09:36,375 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:09:36,375 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-27 06:09:36,376 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:36,376 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 06:09:36,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 06:09:36,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 06:09:36,377 INFO L87 Difference]: Start difference. First operand 1891 states and 2551 transitions. Second operand 6 states. [2018-10-27 06:09:45,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:45,494 INFO L93 Difference]: Finished difference Result 3914 states and 5257 transitions. [2018-10-27 06:09:45,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 06:09:45,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 200 [2018-10-27 06:09:45,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:45,507 INFO L225 Difference]: With dead ends: 3914 [2018-10-27 06:09:45,507 INFO L226 Difference]: Without dead ends: 2029 [2018-10-27 06:09:45,518 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 200 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 06:09:45,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2029 states. [2018-10-27 06:09:45,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2029 to 2027. [2018-10-27 06:09:45,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2027 states. [2018-10-27 06:09:45,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 2027 states and 2693 transitions. [2018-10-27 06:09:45,587 INFO L78 Accepts]: Start accepts. Automaton has 2027 states and 2693 transitions. Word has length 200 [2018-10-27 06:09:45,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:45,587 INFO L481 AbstractCegarLoop]: Abstraction has 2027 states and 2693 transitions. [2018-10-27 06:09:45,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 06:09:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2693 transitions. [2018-10-27 06:09:45,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-27 06:09:45,598 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:45,599 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:45,599 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:45,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:45,600 INFO L82 PathProgramCache]: Analyzing trace with hash 191855448, now seen corresponding path program 1 times [2018-10-27 06:09:45,600 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:45,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:45,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:45,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:45,601 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 06:09:46,373 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:09:46,373 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:09:46,373 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 210 with the following transitions: [2018-10-27 06:09:46,374 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:09:46,381 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:09:46,381 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:09:46,676 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:09:46,676 INFO L272 AbstractInterpreter]: Visited 144 different actions 282 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-27 06:09:46,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:46,715 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:09:47,254 INFO L227 lantSequenceWeakener]: Weakened 206 states. On average, predicates are now at 82.05% of their original sizes. [2018-10-27 06:09:47,255 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:09:47,645 INFO L415 sIntCurrentIteration]: We unified 208 AI predicates to 208 [2018-10-27 06:09:47,645 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:09:47,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:09:47,645 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-10-27 06:09:47,646 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:47,646 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:09:47,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:09:47,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:09:47,647 INFO L87 Difference]: Start difference. First operand 2027 states and 2693 transitions. Second operand 10 states. [2018-10-27 06:09:52,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:09:52,995 INFO L93 Difference]: Finished difference Result 4053 states and 5402 transitions. [2018-10-27 06:09:52,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-27 06:09:52,995 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 209 [2018-10-27 06:09:52,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:09:53,006 INFO L225 Difference]: With dead ends: 4053 [2018-10-27 06:09:53,006 INFO L226 Difference]: Without dead ends: 2168 [2018-10-27 06:09:53,013 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 216 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-10-27 06:09:53,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2018-10-27 06:09:53,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2165. [2018-10-27 06:09:53,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2165 states. [2018-10-27 06:09:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 2165 states and 2841 transitions. [2018-10-27 06:09:53,066 INFO L78 Accepts]: Start accepts. Automaton has 2165 states and 2841 transitions. Word has length 209 [2018-10-27 06:09:53,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:09:53,067 INFO L481 AbstractCegarLoop]: Abstraction has 2165 states and 2841 transitions. [2018-10-27 06:09:53,067 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:09:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2841 transitions. [2018-10-27 06:09:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-27 06:09:53,076 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:09:53,077 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:09:53,077 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:09:53,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:53,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1827509815, now seen corresponding path program 1 times [2018-10-27 06:09:53,078 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:09:53,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:53,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:09:53,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:09:53,079 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:09:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:09:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-27 06:09:53,349 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:09:53,349 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:09:53,349 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 223 with the following transitions: [2018-10-27 06:09:53,349 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:09:53,355 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:09:53,355 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:09:53,640 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 06:09:53,640 INFO L272 AbstractInterpreter]: Visited 143 different actions 280 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-27 06:09:53,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:09:53,646 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 06:09:53,944 INFO L227 lantSequenceWeakener]: Weakened 219 states. On average, predicates are now at 82.03% of their original sizes. [2018-10-27 06:09:53,944 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 06:09:54,569 INFO L415 sIntCurrentIteration]: We unified 221 AI predicates to 221 [2018-10-27 06:09:54,570 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 06:09:54,570 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 06:09:54,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 06:09:54,570 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 06:09:54,571 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 06:09:54,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 06:09:54,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 06:09:54,572 INFO L87 Difference]: Start difference. First operand 2165 states and 2841 transitions. Second operand 10 states. [2018-10-27 06:10:01,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:10:01,690 INFO L93 Difference]: Finished difference Result 4602 states and 6122 transitions. [2018-10-27 06:10:01,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-27 06:10:01,690 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 222 [2018-10-27 06:10:01,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:10:01,702 INFO L225 Difference]: With dead ends: 4602 [2018-10-27 06:10:01,702 INFO L226 Difference]: Without dead ends: 2717 [2018-10-27 06:10:01,709 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 230 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-10-27 06:10:01,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2717 states. [2018-10-27 06:10:01,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2717 to 2714. [2018-10-27 06:10:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2714 states. [2018-10-27 06:10:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2714 states to 2714 states and 3447 transitions. [2018-10-27 06:10:01,775 INFO L78 Accepts]: Start accepts. Automaton has 2714 states and 3447 transitions. Word has length 222 [2018-10-27 06:10:01,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:10:01,775 INFO L481 AbstractCegarLoop]: Abstraction has 2714 states and 3447 transitions. [2018-10-27 06:10:01,775 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 06:10:01,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3447 transitions. [2018-10-27 06:10:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-27 06:10:01,788 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:10:01,788 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:10:01,789 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:10:01,789 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:01,789 INFO L82 PathProgramCache]: Analyzing trace with hash 679256940, now seen corresponding path program 1 times [2018-10-27 06:10:01,789 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:10:01,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:01,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:01,791 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:01,791 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:10:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:01,977 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 92 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 06:10:01,977 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:01,977 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:10:01,978 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 232 with the following transitions: [2018-10-27 06:10:01,979 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:10:01,983 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:10:01,983 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:10:02,525 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:10:02,525 INFO L272 AbstractInterpreter]: Visited 145 different actions 582 times. Merged at 9 different actions 38 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 06:10:02,531 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:02,532 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:10:02,532 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:02,532 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 06:10:02,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:02,544 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:10:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:02,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:10:03,241 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 110 proven. 2 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-27 06:10:03,241 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:10:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 98 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-27 06:10:04,268 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:10:04,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-27 06:10:04,269 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:10:04,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 06:10:04,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 06:10:04,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-27 06:10:04,271 INFO L87 Difference]: Start difference. First operand 2714 states and 3447 transitions. Second operand 11 states. [2018-10-27 06:10:08,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:10:08,558 INFO L93 Difference]: Finished difference Result 8959 states and 12309 transitions. [2018-10-27 06:10:08,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-27 06:10:08,566 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 231 [2018-10-27 06:10:08,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:10:08,598 INFO L225 Difference]: With dead ends: 8959 [2018-10-27 06:10:08,599 INFO L226 Difference]: Without dead ends: 6936 [2018-10-27 06:10:08,615 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 465 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-10-27 06:10:08,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6936 states. [2018-10-27 06:10:08,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6936 to 6921. [2018-10-27 06:10:08,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6921 states. [2018-10-27 06:10:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6921 states to 6921 states and 8785 transitions. [2018-10-27 06:10:08,806 INFO L78 Accepts]: Start accepts. Automaton has 6921 states and 8785 transitions. Word has length 231 [2018-10-27 06:10:08,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:10:08,807 INFO L481 AbstractCegarLoop]: Abstraction has 6921 states and 8785 transitions. [2018-10-27 06:10:08,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 06:10:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 6921 states and 8785 transitions. [2018-10-27 06:10:08,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-27 06:10:08,832 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:10:08,832 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 06:10:08,833 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:10:08,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:08,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1458725959, now seen corresponding path program 1 times [2018-10-27 06:10:08,833 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:10:08,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:08,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:08,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:08,835 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:10:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 118 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-27 06:10:09,446 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:09,446 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:10:09,446 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 256 with the following transitions: [2018-10-27 06:10:09,447 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:10:09,451 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:10:09,452 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:10:10,272 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:10:10,272 INFO L272 AbstractInterpreter]: Visited 146 different actions 589 times. Merged at 10 different actions 41 times. Never widened. Found 10 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 06:10:10,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:10,312 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:10:10,312 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:10,312 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 06:10:10,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:10,330 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:10:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:10,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:10:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-27 06:10:11,140 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:10:11,542 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 06:10:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 124 proven. 20 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-27 06:10:11,764 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:10:11,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-10-27 06:10:11,764 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:10:11,766 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-27 06:10:11,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-27 06:10:11,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-10-27 06:10:11,767 INFO L87 Difference]: Start difference. First operand 6921 states and 8785 transitions. Second operand 12 states. [2018-10-27 06:10:14,793 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-27 06:10:17,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:10:17,513 INFO L93 Difference]: Finished difference Result 16531 states and 22289 transitions. [2018-10-27 06:10:17,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-10-27 06:10:17,513 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 255 [2018-10-27 06:10:17,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:10:17,584 INFO L225 Difference]: With dead ends: 16531 [2018-10-27 06:10:17,588 INFO L226 Difference]: Without dead ends: 9890 [2018-10-27 06:10:17,620 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 535 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=411, Invalid=1395, Unknown=0, NotChecked=0, Total=1806 [2018-10-27 06:10:17,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9890 states. [2018-10-27 06:10:17,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9890 to 9628. [2018-10-27 06:10:17,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9628 states. [2018-10-27 06:10:17,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9628 states to 9628 states and 12327 transitions. [2018-10-27 06:10:17,942 INFO L78 Accepts]: Start accepts. Automaton has 9628 states and 12327 transitions. Word has length 255 [2018-10-27 06:10:17,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:10:17,942 INFO L481 AbstractCegarLoop]: Abstraction has 9628 states and 12327 transitions. [2018-10-27 06:10:17,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-27 06:10:17,942 INFO L276 IsEmpty]: Start isEmpty. Operand 9628 states and 12327 transitions. [2018-10-27 06:10:17,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-27 06:10:17,994 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:10:17,994 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:10:17,994 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:10:17,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:17,995 INFO L82 PathProgramCache]: Analyzing trace with hash 1683838344, now seen corresponding path program 1 times [2018-10-27 06:10:17,995 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:10:17,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:17,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:17,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:17,996 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:10:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 173 proven. 51 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-27 06:10:18,676 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:18,676 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:10:18,676 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 261 with the following transitions: [2018-10-27 06:10:18,677 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:10:18,679 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:10:18,680 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:10:19,211 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:10:19,211 INFO L272 AbstractInterpreter]: Visited 145 different actions 580 times. Merged at 9 different actions 36 times. Widened at 1 different actions 1 times. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-27 06:10:19,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:19,216 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:10:19,216 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:19,216 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 06:10:19,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:19,224 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:10:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:19,332 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:10:19,466 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 162 proven. 25 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-27 06:10:19,467 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:10:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-27 06:10:19,694 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:10:19,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-10-27 06:10:19,694 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:10:19,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-27 06:10:19,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-27 06:10:19,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-10-27 06:10:19,696 INFO L87 Difference]: Start difference. First operand 9628 states and 12327 transitions. Second operand 11 states. [2018-10-27 06:10:24,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:10:24,747 INFO L93 Difference]: Finished difference Result 21805 states and 30047 transitions. [2018-10-27 06:10:24,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-10-27 06:10:24,748 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 260 [2018-10-27 06:10:24,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:10:24,806 INFO L225 Difference]: With dead ends: 21805 [2018-10-27 06:10:24,806 INFO L226 Difference]: Without dead ends: 12735 [2018-10-27 06:10:24,847 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 540 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=331, Invalid=1391, Unknown=0, NotChecked=0, Total=1722 [2018-10-27 06:10:24,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12735 states. [2018-10-27 06:10:25,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12735 to 11399. [2018-10-27 06:10:25,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11399 states. [2018-10-27 06:10:25,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11399 states to 11399 states and 13894 transitions. [2018-10-27 06:10:25,193 INFO L78 Accepts]: Start accepts. Automaton has 11399 states and 13894 transitions. Word has length 260 [2018-10-27 06:10:25,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:10:25,193 INFO L481 AbstractCegarLoop]: Abstraction has 11399 states and 13894 transitions. [2018-10-27 06:10:25,193 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-27 06:10:25,193 INFO L276 IsEmpty]: Start isEmpty. Operand 11399 states and 13894 transitions. [2018-10-27 06:10:25,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-27 06:10:25,248 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 06:10:25,248 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:10:25,248 INFO L424 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 06:10:25,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:25,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1682387255, now seen corresponding path program 1 times [2018-10-27 06:10:25,249 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 06:10:25,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:25,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:25,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 06:10:25,250 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 06:10:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:25,762 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 299 proven. 18 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-10-27 06:10:25,763 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:25,763 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 06:10:25,763 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 332 with the following transitions: [2018-10-27 06:10:25,764 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [45], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-27 06:10:25,766 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 06:10:25,766 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 06:10:26,337 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 06:10:26,337 INFO L272 AbstractInterpreter]: Visited 148 different actions 599 times. Merged at 12 different actions 43 times. Widened at 1 different actions 1 times. Found 12 fixpoints after 5 different actions. Largest state had 42 variables. [2018-10-27 06:10:26,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 06:10:26,338 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 06:10:26,339 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 06:10:26,339 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 06:10:26,347 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 06:10:26,347 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 06:10:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 06:10:26,480 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 06:10:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 387 proven. 2 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-10-27 06:10:26,672 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 06:10:26,829 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 299 proven. 18 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-10-27 06:10:26,850 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 06:10:26,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2018-10-27 06:10:26,851 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 06:10:26,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 06:10:26,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 06:10:26,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-27 06:10:26,852 INFO L87 Difference]: Start difference. First operand 11399 states and 13894 transitions. Second operand 9 states. [2018-10-27 06:10:28,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 06:10:28,620 INFO L93 Difference]: Finished difference Result 22130 states and 27607 transitions. [2018-10-27 06:10:28,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-27 06:10:28,623 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 331 [2018-10-27 06:10:28,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 06:10:28,624 INFO L225 Difference]: With dead ends: 22130 [2018-10-27 06:10:28,624 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 06:10:28,691 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 666 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2018-10-27 06:10:28,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 06:10:28,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 06:10:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 06:10:28,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 06:10:28,695 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 331 [2018-10-27 06:10:28,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 06:10:28,695 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 06:10:28,695 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 06:10:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 06:10:28,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 06:10:28,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 06:10:29,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,447 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:29,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,625 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,640 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:30,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,067 WARN L179 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 639 DAG size of output: 216 [2018-10-27 06:10:31,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:31,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 06:10:32,297 WARN L179 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 630 DAG size of output: 212 [2018-10-27 06:10:32,794 WARN L179 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 20 [2018-10-27 06:10:33,782 WARN L179 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 40 [2018-10-27 06:10:38,743 WARN L179 SmtUtils]: Spent 4.91 s on a formula simplification. DAG size of input: 272 DAG size of output: 104 [2018-10-27 06:10:39,827 WARN L179 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 197 DAG size of output: 68 [2018-10-27 06:10:40,920 WARN L179 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 194 DAG size of output: 68 [2018-10-27 06:10:40,923 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,924 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-27 06:10:40,925 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-27 06:10:40,926 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,927 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-27 06:10:40,928 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-27 06:10:40,929 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,930 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,931 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-27 06:10:40,932 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-27 06:10:40,933 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-27 06:10:40,934 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-27 06:10:40,935 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse14 (= 4 |old(~a16~0)|)) (.cse28 (= ~a21~0 |old(~a21~0)|)) (.cse26 (= |old(~a20~0)| ~a20~0)) (.cse25 (= ~a7~0 |old(~a7~0)|)) (.cse27 (= ~a17~0 |old(~a17~0)|)) (.cse29 (= ~a16~0 |old(~a16~0)|)) (.cse24 (<= |old(~a8~0)| ~a8~0)) (.cse23 (= 1 ~a21~0))) (let ((.cse16 (< |old(~a20~0)| 1)) (.cse9 (not (= 0 |old(~a7~0)|))) (.cse8 (= |calculate_output_#in~input| 0)) (.cse13 (= ~a8~0 15)) (.cse10 (not (= 15 |old(~a8~0)|))) (.cse5 (and .cse26 .cse25 .cse27 .cse29 .cse24 .cse23)) (.cse7 (< 0 |old(~a20~0)|)) (.cse6 (= 6 |old(~a16~0)|)) (.cse15 (and .cse26 .cse28 .cse25 .cse27 .cse29 .cse24)) (.cse18 (not (= 1 |old(~a20~0)|))) (.cse2 (not .cse14)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse11 (not (= 5 |old(~a16~0)|))) (.cse19 (and .cse26 .cse25 .cse27 .cse24 .cse23 (= 5 ~a16~0))) (.cse20 (< |old(~a8~0)| 15)) (.cse12 (not (= 1 |old(~a17~0)|))) (.cse21 (not (= |old(~a20~0)| 1))) (.cse3 (not (= 8 ~a12~0))) (.cse4 (< 0 |old(~a17~0)|)) (.cse17 (< 0 |old(~a21~0)|)) (.cse22 (= |old(~a16~0)| ~a16~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse3 .cse5 .cse4 .cse7) (or .cse8 (or .cse9 .cse0 .cse10 (not (= 0 |old(~a20~0)|)) .cse11 .cse3 .cse12) .cse13) (or .cse14 .cse15 .cse3 .cse16 .cse4 .cse17) (or .cse0 .cse1 .cse18 .cse3 .cse5 .cse12) (or .cse9 .cse0 .cse3 .cse8 .cse12 .cse13 .cse18 .cse10 .cse11) (or .cse0 .cse11 .cse3 .cse4 .cse19) (or .cse0 .cse1 .cse5 .cse3 .cse4 .cse20) (or (and (or .cse8 (or (not .cse6) .cse9 .cse0 .cse18 .cse10 (not (= 0 |old(~a17~0)|)) .cse3)) (or .cse9 .cse0 .cse10 .cse11 .cse21 .cse3 .cse4 .cse8)) .cse13) (or .cse0 .cse1 .cse2 .cse5 .cse3 .cse16 .cse12) (or .cse9 .cse0 .cse2 .cse3 .cse4 .cse8 .cse13 .cse18 .cse10) (or .cse0 .cse1 .cse5 .cse3 .cse20 .cse7 .cse12) (or .cse6 .cse15 .cse3 .cse17 .cse12) (or .cse0 .cse18 .cse2 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse22 .cse23 (= 1 ~a17~0)) .cse3 (not .cse1) (not (= 13 |old(~a8~0)|)) .cse12) (or .cse0 .cse1 .cse11 .cse3 .cse19 .cse20 .cse12) (or (or .cse21 .cse3 .cse4 .cse17) (and .cse24 (and .cse25 .cse26 .cse27 .cse22) .cse28))))) [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,936 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-27 06:10:40,937 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-27 06:10:40,938 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-27 06:10:40,939 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-27 06:10:40,940 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a7~0 0) (= ~a8~0 15) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= 1 ~a17~0) (= ~a16~0 5)) [2018-10-27 06:10:40,941 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 06:10:40,941 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 06:10:40,941 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 0 |old(~a7~0)|)) (not (= 1 |old(~a21~0)|)) (not (= 1 |old(~a20~0)|)) (not (= 15 |old(~a8~0)|)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (and (= ~a8~0 15) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 1) (= ~a16~0 5)) (not (= 1 |old(~a17~0)|))) [2018-10-27 06:10:40,942 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-27 06:10:40,942 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse3 (<= ~a20~0 0)) (.cse10 (= |old(~a20~0)| ~a20~0)) (.cse11 (= ~a16~0 4)) (.cse9 (= 4 ~a16~0)) (.cse7 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse12 (<= 1 ~a20~0)) (.cse5 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (not (= ~a7~0 1))) (.cse6 (= 5 ~a16~0)) (.cse8 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 .cse3) (not (= 8 ~a12~0)) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse4 .cse5 .cse1 .cse2) (and .cse2 .cse1 .cse6) (and .cse7 .cse0 .cse8) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse9 .cse1 .cse8) (and .cse4 .cse10 .cse1 .cse8) (and .cse4 .cse5 .cse1 .cse3 .cse8) (and .cse4 (= ~a17~0 |old(~a17~0)|) .cse11 .cse1 .cse12) (not (= 0 |old(~a7~0)|)) (and .cse7 .cse10 .cse2) (and .cse4 .cse11 .cse1 .cse2) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)) (and (not .cse9) .cse7 .cse2 .cse12) (and .cse5 .cse1 (and .cse4 .cse6 .cse8)))) [2018-10-27 06:10:40,942 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-27 06:10:40,942 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-27 06:10:40,942 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-27 06:10:40,942 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse3 (<= ~a20~0 0)) (.cse10 (= |old(~a20~0)| ~a20~0)) (.cse11 (= ~a16~0 4)) (.cse9 (= 4 ~a16~0)) (.cse7 (<= ~a21~0 0)) (.cse2 (<= ~a17~0 0)) (.cse12 (<= 1 ~a20~0)) (.cse5 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (not (= ~a7~0 1))) (.cse6 (= 5 ~a16~0)) (.cse8 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1 .cse2 .cse3) (not (= 8 ~a12~0)) (not (= 1 |old(~a20~0)|)) (not (= 5 |old(~a16~0)|)) (and .cse4 .cse5 .cse1 .cse2) (and .cse2 .cse1 .cse6) (and .cse7 .cse0 .cse8) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse9 .cse1 .cse8) (and .cse4 .cse10 .cse1 .cse8) (and .cse4 .cse5 .cse1 .cse3 .cse8) (and .cse4 (= ~a17~0 |old(~a17~0)|) .cse11 .cse1 .cse12) (not (= 0 |old(~a7~0)|)) (and .cse7 .cse10 .cse2) (and .cse4 .cse11 .cse1 .cse2) (not (= 1 |old(~a17~0)|)) (not (= 15 |old(~a8~0)|)) (and (not .cse9) .cse7 .cse2 .cse12) (and .cse5 .cse1 (and .cse4 .cse6 .cse8)))) [2018-10-27 06:10:40,942 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-27 06:10:40,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 06:10:40 BoogieIcfgContainer [2018-10-27 06:10:40,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 06:10:40,961 INFO L168 Benchmark]: Toolchain (without parser) took 82664.61 ms. Allocated memory was 1.5 GB in the beginning and 3.4 GB in the end (delta: 1.9 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -295.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-27 06:10:40,962 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:10:40,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-27 06:10:40,963 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.48 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 677.4 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -741.3 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-27 06:10:40,964 INFO L168 Benchmark]: Boogie Preprocessor took 71.27 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 06:10:40,965 INFO L168 Benchmark]: RCFGBuilder took 3327.22 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 7.1 GB. [2018-10-27 06:10:40,965 INFO L168 Benchmark]: TraceAbstraction took 78305.97 ms. Allocated memory was 2.2 GB in the beginning and 3.4 GB in the end (delta: 1.2 GB). Free memory was 2.0 GB in the beginning and 1.7 GB in the end (delta: 305.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-27 06:10:40,971 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 738.05 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 217.48 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 677.4 MB). Free memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: -741.3 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.27 ms. Allocated memory is still 2.2 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3327.22 ms. Allocated memory is still 2.2 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 108.3 MB). Peak memory consumption was 108.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78305.97 ms. Allocated memory was 2.2 GB in the beginning and 3.4 GB in the end (delta: 1.2 GB). Free memory was 2.0 GB in the beginning and 1.7 GB in the end (delta: 305.8 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((((!(1 == \old(a21)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || !(8 == a12)) || !(1 == \old(a20))) || !(5 == \old(a16))) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && a17 <= 0)) || ((a17 <= 0 && 1 == a21) && 5 == a16)) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && \old(a20) == a20) && 1 == a21) && 1 == a17)) || ((((!(a7 == 1) && 15 <= a8) && 1 == a21) && a20 <= 0) && 1 == a17)) || ((((!(a7 == 1) && a17 == \old(a17)) && a16 == 4) && 1 == a21) && 1 <= a20)) || !(0 == \old(a7))) || ((a21 <= 0 && \old(a20) == a20) && a17 <= 0)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && a17 <= 0)) || !(1 == \old(a17))) || !(15 == \old(a8))) || (((!(4 == a16) && a21 <= 0) && a17 <= 0) && 1 <= a20)) || ((15 <= a8 && 1 == a21) && (!(a7 == 1) && 5 == a16) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 78.2s OverallTime, 12 OverallIterations, 8 TraceHistogramMax, 47.3s AutomataDifference, 0.0s DeadEndRemovalTime, 12.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1501 SDtfs, 11972 SDslu, 2848 SDs, 0 SdLazy, 16392 SolverSat, 2749 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 3011 GetRequests, 2827 SyntacticMatches, 12 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1122 ImplicationChecksByTransitivity, 7.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11399occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.0s AbstIntTime, 7 AbstIntIterations, 3 AbstIntStrong, 0.9973120536923665 AbsIntWeakeningRatio, 0.2054140127388535 AbsIntAvgWeakeningVarsNumRemoved, 29.272292993630572 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1645 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 570 PreInvPairs, 998 NumberOfFragments, 1144 HoareAnnotationTreeSize, 570 FomulaSimplifications, 73653 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 13663 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 3549 NumberOfCodeBlocks, 3549 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4606 ConstructedInterpolants, 0 QuantifiedInterpolants, 2307232 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2838 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 3957/4323 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...