java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 17:13:21,361 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 17:13:21,363 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 17:13:21,376 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 17:13:21,377 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 17:13:21,378 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 17:13:21,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 17:13:21,382 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 17:13:21,384 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 17:13:21,385 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 17:13:21,386 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 17:13:21,386 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 17:13:21,387 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 17:13:21,388 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 17:13:21,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 17:13:21,390 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 17:13:21,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 17:13:21,393 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 17:13:21,396 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 17:13:21,398 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 17:13:21,399 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 17:13:21,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 17:13:21,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 17:13:21,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 17:13:21,404 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 17:13:21,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 17:13:21,407 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 17:13:21,408 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 17:13:21,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 17:13:21,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 17:13:21,410 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 17:13:21,411 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 17:13:21,411 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 17:13:21,412 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 17:13:21,413 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 17:13:21,413 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 17:13:21,414 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 17:13:21,428 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 17:13:21,428 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 17:13:21,429 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 17:13:21,429 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 17:13:21,430 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 17:13:21,430 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 17:13:21,430 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 17:13:21,430 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 17:13:21,431 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 17:13:21,431 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 17:13:21,431 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 17:13:21,431 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 17:13:21,432 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 17:13:21,432 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 17:13:21,433 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 17:13:21,433 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 17:13:21,433 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 17:13:21,433 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 17:13:21,434 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 17:13:21,434 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 17:13:21,434 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 17:13:21,434 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 17:13:21,434 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 17:13:21,435 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 17:13:21,435 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 17:13:21,435 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 17:13:21,435 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 17:13:21,435 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 17:13:21,436 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 17:13:21,436 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 17:13:21,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 17:13:21,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 17:13:21,436 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 17:13:21,437 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 17:13:21,437 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 17:13:21,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 17:13:21,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 17:13:21,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 17:13:21,438 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 17:13:21,470 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 17:13:21,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 17:13:21,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 17:13:21,490 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 17:13:21,491 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 17:13:21,492 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl [2018-12-03 17:13:21,492 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl' [2018-12-03 17:13:21,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 17:13:21,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 17:13:21,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:21,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 17:13:21,696 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 17:13:21,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,773 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,789 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 17:13:21,790 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 17:13:21,790 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 17:13:21,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:21,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 17:13:21,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 17:13:21,795 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 17:13:21,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... [2018-12-03 17:13:21,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 17:13:21,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 17:13:21,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 17:13:21,943 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 17:13:21,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-12-03 17:13:22,019 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-12-03 17:13:22,019 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-12-03 17:13:22,020 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-12-03 17:13:26,171 INFO L272 CfgBuilder]: Using library mode [2018-12-03 17:13:26,171 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 17:13:26,172 INFO L202 PluginConnector]: Adding new model threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:26 BoogieIcfgContainer [2018-12-03 17:13:26,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 17:13:26,173 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 17:13:26,173 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 17:13:26,176 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 17:13:26,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:21" (1/2) ... [2018-12-03 17:13:26,178 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3279f176 and model type threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:13:26, skipping insertion in model container [2018-12-03 17:13:26,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:26" (2/2) ... [2018-12-03 17:13:26,180 INFO L112 eAbstractionObserver]: Analyzing ICFG threadpooling_out3.bpl [2018-12-03 17:13:26,191 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 17:13:26,201 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 147 error locations. [2018-12-03 17:13:26,220 INFO L257 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2018-12-03 17:13:26,269 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 17:13:26,269 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 17:13:26,269 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 17:13:26,270 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 17:13:26,270 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 17:13:26,270 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 17:13:26,270 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 17:13:26,271 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 17:13:26,311 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states. [2018-12-03 17:13:26,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:26,321 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:26,322 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:26,329 INFO L423 AbstractCegarLoop]: === Iteration 1 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:26,336 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:26,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1371044428, now seen corresponding path program 1 times [2018-12-03 17:13:26,339 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:26,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:26,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:26,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:26,395 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:26,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:26,851 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:26,852 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:26,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:26,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:26,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:26,871 INFO L87 Difference]: Start difference. First operand 491 states. Second operand 6 states. [2018-12-03 17:13:34,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:34,301 INFO L93 Difference]: Finished difference Result 891 states and 2674 transitions. [2018-12-03 17:13:34,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:34,303 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:34,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:34,336 INFO L225 Difference]: With dead ends: 891 [2018-12-03 17:13:34,337 INFO L226 Difference]: Without dead ends: 866 [2018-12-03 17:13:34,342 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:34,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-12-03 17:13:34,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 666. [2018-12-03 17:13:34,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-12-03 17:13:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1944 transitions. [2018-12-03 17:13:34,508 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1944 transitions. Word has length 7 [2018-12-03 17:13:34,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:34,509 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 1944 transitions. [2018-12-03 17:13:34,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:34,509 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1944 transitions. [2018-12-03 17:13:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:34,511 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:34,511 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:34,515 INFO L423 AbstractCegarLoop]: === Iteration 2 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:34,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:34,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1357159216, now seen corresponding path program 1 times [2018-12-03 17:13:34,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:34,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:34,517 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:34,517 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:34,518 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:34,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:34,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:34,741 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:34,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:34,743 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:34,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:34,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:34,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:34,746 INFO L87 Difference]: Start difference. First operand 666 states and 1944 transitions. Second operand 6 states. [2018-12-03 17:13:40,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:40,726 INFO L93 Difference]: Finished difference Result 1066 states and 3294 transitions. [2018-12-03 17:13:40,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:40,727 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:40,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:40,741 INFO L225 Difference]: With dead ends: 1066 [2018-12-03 17:13:40,741 INFO L226 Difference]: Without dead ends: 1041 [2018-12-03 17:13:40,743 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:40,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-12-03 17:13:40,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 966. [2018-12-03 17:13:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2018-12-03 17:13:40,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 3014 transitions. [2018-12-03 17:13:40,863 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 3014 transitions. Word has length 7 [2018-12-03 17:13:40,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:40,863 INFO L480 AbstractCegarLoop]: Abstraction has 966 states and 3014 transitions. [2018-12-03 17:13:40,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 3014 transitions. [2018-12-03 17:13:40,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:40,865 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:40,865 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:40,871 INFO L423 AbstractCegarLoop]: === Iteration 3 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:40,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:40,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1986414648, now seen corresponding path program 1 times [2018-12-03 17:13:40,872 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:40,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:40,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:40,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:40,874 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:41,317 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:41,317 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:41,317 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:41,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:41,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:41,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:41,318 INFO L87 Difference]: Start difference. First operand 966 states and 3014 transitions. Second operand 6 states. [2018-12-03 17:13:45,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:45,134 INFO L93 Difference]: Finished difference Result 1241 states and 3914 transitions. [2018-12-03 17:13:45,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:45,138 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:45,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:45,149 INFO L225 Difference]: With dead ends: 1241 [2018-12-03 17:13:45,149 INFO L226 Difference]: Without dead ends: 1216 [2018-12-03 17:13:45,151 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2018-12-03 17:13:45,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1141. [2018-12-03 17:13:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1141 states. [2018-12-03 17:13:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 3634 transitions. [2018-12-03 17:13:45,309 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 3634 transitions. Word has length 7 [2018-12-03 17:13:45,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:45,310 INFO L480 AbstractCegarLoop]: Abstraction has 1141 states and 3634 transitions. [2018-12-03 17:13:45,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3634 transitions. [2018-12-03 17:13:45,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:13:45,323 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:45,323 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:45,328 INFO L423 AbstractCegarLoop]: === Iteration 4 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:45,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:45,329 INFO L82 PathProgramCache]: Analyzing trace with hash -982469104, now seen corresponding path program 1 times [2018-12-03 17:13:45,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:45,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:45,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:45,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:45,330 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:45,754 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:45,754 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:13:45,755 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:45,755 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:13:45,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:13:45,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:45,757 INFO L87 Difference]: Start difference. First operand 1141 states and 3634 transitions. Second operand 9 states. [2018-12-03 17:13:59,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:59,869 INFO L93 Difference]: Finished difference Result 5286 states and 17463 transitions. [2018-12-03 17:13:59,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 17:13:59,870 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:13:59,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:59,909 INFO L225 Difference]: With dead ends: 5286 [2018-12-03 17:13:59,910 INFO L226 Difference]: Without dead ends: 5216 [2018-12-03 17:13:59,914 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:13:59,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2018-12-03 17:14:00,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 1761. [2018-12-03 17:14:00,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-12-03 17:14:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 5913 transitions. [2018-12-03 17:14:00,226 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 5913 transitions. Word has length 12 [2018-12-03 17:14:00,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:00,227 INFO L480 AbstractCegarLoop]: Abstraction has 1761 states and 5913 transitions. [2018-12-03 17:14:00,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:14:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 5913 transitions. [2018-12-03 17:14:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:00,230 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:00,230 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:00,233 INFO L423 AbstractCegarLoop]: === Iteration 5 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:00,233 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:00,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1043183162, now seen corresponding path program 1 times [2018-12-03 17:14:00,233 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:00,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:00,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:00,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:00,235 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:00,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:00,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:14:00,401 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:00,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:14:00,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:14:00,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:14:00,402 INFO L87 Difference]: Start difference. First operand 1761 states and 5913 transitions. Second operand 9 states. [2018-12-03 17:14:15,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:15,612 INFO L93 Difference]: Finished difference Result 6206 states and 20533 transitions. [2018-12-03 17:14:15,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 17:14:15,612 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:14:15,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:15,657 INFO L225 Difference]: With dead ends: 6206 [2018-12-03 17:14:15,658 INFO L226 Difference]: Without dead ends: 6136 [2018-12-03 17:14:15,661 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 17:14:15,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6136 states. [2018-12-03 17:14:16,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6136 to 1921. [2018-12-03 17:14:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1921 states. [2018-12-03 17:14:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1921 states and 6585 transitions. [2018-12-03 17:14:16,048 INFO L78 Accepts]: Start accepts. Automaton has 1921 states and 6585 transitions. Word has length 12 [2018-12-03 17:14:16,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:16,048 INFO L480 AbstractCegarLoop]: Abstraction has 1921 states and 6585 transitions. [2018-12-03 17:14:16,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:14:16,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 6585 transitions. [2018-12-03 17:14:16,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:16,051 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:16,051 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:16,054 INFO L423 AbstractCegarLoop]: === Iteration 6 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:16,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:16,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1043025496, now seen corresponding path program 1 times [2018-12-03 17:14:16,054 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:16,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:16,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:16,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:16,057 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:16,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:16,170 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:14:16,170 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:16,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:14:16,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:14:16,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:14:16,172 INFO L87 Difference]: Start difference. First operand 1921 states and 6585 transitions. Second operand 9 states. [2018-12-03 17:14:31,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:31,104 INFO L93 Difference]: Finished difference Result 5841 states and 19508 transitions. [2018-12-03 17:14:31,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 17:14:31,104 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:14:31,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:31,130 INFO L225 Difference]: With dead ends: 5841 [2018-12-03 17:14:31,130 INFO L226 Difference]: Without dead ends: 5771 [2018-12-03 17:14:31,133 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:14:31,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2018-12-03 17:14:31,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 2021. [2018-12-03 17:14:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2021 states. [2018-12-03 17:14:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 6965 transitions. [2018-12-03 17:14:31,617 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 6965 transitions. Word has length 12 [2018-12-03 17:14:31,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:31,617 INFO L480 AbstractCegarLoop]: Abstraction has 2021 states and 6965 transitions. [2018-12-03 17:14:31,618 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:14:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 6965 transitions. [2018-12-03 17:14:31,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:31,619 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:31,620 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:31,621 INFO L423 AbstractCegarLoop]: === Iteration 7 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:31,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:31,621 INFO L82 PathProgramCache]: Analyzing trace with hash -185713946, now seen corresponding path program 1 times [2018-12-03 17:14:31,622 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:31,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:31,623 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:31,623 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:31,623 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:31,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:31,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:14:31,807 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:31,807 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:14:31,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:14:31,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:14:31,809 INFO L87 Difference]: Start difference. First operand 2021 states and 6965 transitions. Second operand 9 states. [2018-12-03 17:14:46,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:46,590 INFO L93 Difference]: Finished difference Result 5866 states and 19723 transitions. [2018-12-03 17:14:46,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:14:46,590 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:14:46,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:46,616 INFO L225 Difference]: With dead ends: 5866 [2018-12-03 17:14:46,616 INFO L226 Difference]: Without dead ends: 5796 [2018-12-03 17:14:46,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2018-12-03 17:14:46,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2018-12-03 17:14:47,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 2241. [2018-12-03 17:14:47,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2241 states. [2018-12-03 17:14:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 2241 states and 7854 transitions. [2018-12-03 17:14:47,309 INFO L78 Accepts]: Start accepts. Automaton has 2241 states and 7854 transitions. Word has length 12 [2018-12-03 17:14:47,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:47,309 INFO L480 AbstractCegarLoop]: Abstraction has 2241 states and 7854 transitions. [2018-12-03 17:14:47,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:14:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 7854 transitions. [2018-12-03 17:14:47,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:47,311 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:47,311 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:47,312 INFO L423 AbstractCegarLoop]: === Iteration 8 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:47,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:47,312 INFO L82 PathProgramCache]: Analyzing trace with hash -185556280, now seen corresponding path program 1 times [2018-12-03 17:14:47,312 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:47,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:47,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:47,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:47,314 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:47,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:47,453 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:47,454 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:14:47,454 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:47,454 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:14:47,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:14:47,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:14:47,457 INFO L87 Difference]: Start difference. First operand 2241 states and 7854 transitions. Second operand 9 states. [2018-12-03 17:15:03,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:03,413 INFO L93 Difference]: Finished difference Result 5851 states and 19744 transitions. [2018-12-03 17:15:03,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:15:03,413 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:15:03,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:03,432 INFO L225 Difference]: With dead ends: 5851 [2018-12-03 17:15:03,432 INFO L226 Difference]: Without dead ends: 5781 [2018-12-03 17:15:03,435 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2018-12-03 17:15:03,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2018-12-03 17:15:04,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 2161. [2018-12-03 17:15:04,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2161 states. [2018-12-03 17:15:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 2161 states and 7518 transitions. [2018-12-03 17:15:04,123 INFO L78 Accepts]: Start accepts. Automaton has 2161 states and 7518 transitions. Word has length 12 [2018-12-03 17:15:04,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:04,123 INFO L480 AbstractCegarLoop]: Abstraction has 2161 states and 7518 transitions. [2018-12-03 17:15:04,123 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:15:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 7518 transitions. [2018-12-03 17:15:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:04,125 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:04,125 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:04,126 INFO L423 AbstractCegarLoop]: === Iteration 9 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:04,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:04,126 INFO L82 PathProgramCache]: Analyzing trace with hash 357292439, now seen corresponding path program 1 times [2018-12-03 17:15:04,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:04,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:04,127 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:04,127 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:04,127 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:04,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:04,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:04,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:15:04,242 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:04,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:15:04,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:15:04,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:15:04,244 INFO L87 Difference]: Start difference. First operand 2161 states and 7518 transitions. Second operand 9 states. [2018-12-03 17:15:17,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:17,432 INFO L93 Difference]: Finished difference Result 5046 states and 17042 transitions. [2018-12-03 17:15:17,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 17:15:17,432 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:15:17,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:17,447 INFO L225 Difference]: With dead ends: 5046 [2018-12-03 17:15:17,447 INFO L226 Difference]: Without dead ends: 4976 [2018-12-03 17:15:17,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-12-03 17:15:17,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2018-12-03 17:15:18,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 2156. [2018-12-03 17:15:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2018-12-03 17:15:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 7442 transitions. [2018-12-03 17:15:18,207 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 7442 transitions. Word has length 12 [2018-12-03 17:15:18,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:18,207 INFO L480 AbstractCegarLoop]: Abstraction has 2156 states and 7442 transitions. [2018-12-03 17:15:18,207 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:15:18,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 7442 transitions. [2018-12-03 17:15:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:18,209 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:18,209 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:18,211 INFO L423 AbstractCegarLoop]: === Iteration 10 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:18,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:18,211 INFO L82 PathProgramCache]: Analyzing trace with hash 237326180, now seen corresponding path program 1 times [2018-12-03 17:15:18,211 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:18,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:18,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:18,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:18,213 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:18,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:18,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:15:18,344 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:18,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:15:18,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:15:18,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:15:18,345 INFO L87 Difference]: Start difference. First operand 2156 states and 7442 transitions. Second operand 9 states. [2018-12-03 17:15:33,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:33,027 INFO L93 Difference]: Finished difference Result 5536 states and 18670 transitions. [2018-12-03 17:15:33,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 17:15:33,027 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:15:33,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:33,041 INFO L225 Difference]: With dead ends: 5536 [2018-12-03 17:15:33,041 INFO L226 Difference]: Without dead ends: 5466 [2018-12-03 17:15:33,044 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2018-12-03 17:15:33,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2018-12-03 17:15:34,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 2766. [2018-12-03 17:15:34,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2766 states. [2018-12-03 17:15:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 9804 transitions. [2018-12-03 17:15:34,351 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 9804 transitions. Word has length 12 [2018-12-03 17:15:34,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:34,351 INFO L480 AbstractCegarLoop]: Abstraction has 2766 states and 9804 transitions. [2018-12-03 17:15:34,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:15:34,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 9804 transitions. [2018-12-03 17:15:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:34,353 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:34,354 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:34,354 INFO L423 AbstractCegarLoop]: === Iteration 11 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:34,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:34,355 INFO L82 PathProgramCache]: Analyzing trace with hash 548552757, now seen corresponding path program 1 times [2018-12-03 17:15:34,355 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:34,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:34,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:34,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:34,357 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:34,458 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:34,458 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:15:34,458 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:34,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:15:34,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:15:34,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:15:34,459 INFO L87 Difference]: Start difference. First operand 2766 states and 9804 transitions. Second operand 9 states. [2018-12-03 17:15:56,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:56,420 INFO L93 Difference]: Finished difference Result 7221 states and 24454 transitions. [2018-12-03 17:15:56,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 17:15:56,421 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:15:56,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:56,437 INFO L225 Difference]: With dead ends: 7221 [2018-12-03 17:15:56,437 INFO L226 Difference]: Without dead ends: 7151 [2018-12-03 17:15:56,439 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:15:56,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2018-12-03 17:15:57,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 2811. [2018-12-03 17:15:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2811 states. [2018-12-03 17:15:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 9973 transitions. [2018-12-03 17:15:57,741 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 9973 transitions. Word has length 12 [2018-12-03 17:15:57,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:57,741 INFO L480 AbstractCegarLoop]: Abstraction has 2811 states and 9973 transitions. [2018-12-03 17:15:57,741 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:15:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 9973 transitions. [2018-12-03 17:15:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:57,743 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:57,743 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:57,743 INFO L423 AbstractCegarLoop]: === Iteration 12 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:57,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:57,744 INFO L82 PathProgramCache]: Analyzing trace with hash 487838699, now seen corresponding path program 1 times [2018-12-03 17:15:57,744 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:57,744 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:57,745 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:57,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:57,745 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:57,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:57,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:57,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:57,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:15:57,845 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:57,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:15:57,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:15:57,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:15:57,847 INFO L87 Difference]: Start difference. First operand 2811 states and 9973 transitions. Second operand 9 states. [2018-12-03 17:16:18,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:16:18,307 INFO L93 Difference]: Finished difference Result 6801 states and 22969 transitions. [2018-12-03 17:16:18,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 17:16:18,307 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:16:18,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:16:18,322 INFO L225 Difference]: With dead ends: 6801 [2018-12-03 17:16:18,322 INFO L226 Difference]: Without dead ends: 6731 [2018-12-03 17:16:18,325 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2018-12-03 17:16:18,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6731 states. [2018-12-03 17:16:20,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6731 to 2991. [2018-12-03 17:16:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2991 states. [2018-12-03 17:16:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2991 states and 10739 transitions. [2018-12-03 17:16:20,104 INFO L78 Accepts]: Start accepts. Automaton has 2991 states and 10739 transitions. Word has length 12 [2018-12-03 17:16:20,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:16:20,104 INFO L480 AbstractCegarLoop]: Abstraction has 2991 states and 10739 transitions. [2018-12-03 17:16:20,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:16:20,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 10739 transitions. [2018-12-03 17:16:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:16:20,107 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:16:20,107 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:16:20,107 INFO L423 AbstractCegarLoop]: === Iteration 13 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:16:20,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:16:20,108 INFO L82 PathProgramCache]: Analyzing trace with hash 487996365, now seen corresponding path program 1 times [2018-12-03 17:16:20,108 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:16:20,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:20,109 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:16:20,109 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:20,109 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:16:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:16:20,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:16:20,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:16:20,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:16:20,224 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:16:20,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:16:20,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:16:20,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:16:20,225 INFO L87 Difference]: Start difference. First operand 2991 states and 10739 transitions. Second operand 9 states. [2018-12-03 17:16:38,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:16:38,657 INFO L93 Difference]: Finished difference Result 5856 states and 19864 transitions. [2018-12-03 17:16:38,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 17:16:38,658 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:16:38,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:16:38,671 INFO L225 Difference]: With dead ends: 5856 [2018-12-03 17:16:38,672 INFO L226 Difference]: Without dead ends: 5786 [2018-12-03 17:16:38,674 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2018-12-03 17:16:38,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5786 states. [2018-12-03 17:16:40,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5786 to 2691. [2018-12-03 17:16:40,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2691 states. [2018-12-03 17:16:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 9509 transitions. [2018-12-03 17:16:40,358 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 9509 transitions. Word has length 12 [2018-12-03 17:16:40,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:16:40,358 INFO L480 AbstractCegarLoop]: Abstraction has 2691 states and 9509 transitions. [2018-12-03 17:16:40,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:16:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 9509 transitions. [2018-12-03 17:16:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:16:40,360 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:16:40,360 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:16:40,361 INFO L423 AbstractCegarLoop]: === Iteration 14 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:16:40,361 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:16:40,361 INFO L82 PathProgramCache]: Analyzing trace with hash 981738642, now seen corresponding path program 1 times [2018-12-03 17:16:40,362 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:16:40,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:40,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:16:40,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:40,363 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:16:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:16:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:16:40,481 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:16:40,481 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:16:40,481 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:16:40,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:16:40,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:16:40,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:16:40,482 INFO L87 Difference]: Start difference. First operand 2691 states and 9509 transitions. Second operand 9 states. [2018-12-03 17:17:01,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:17:01,280 INFO L93 Difference]: Finished difference Result 8271 states and 28943 transitions. [2018-12-03 17:17:01,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 17:17:01,281 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:17:01,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:17:01,299 INFO L225 Difference]: With dead ends: 8271 [2018-12-03 17:17:01,299 INFO L226 Difference]: Without dead ends: 8201 [2018-12-03 17:17:01,301 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2018-12-03 17:17:01,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8201 states. [2018-12-03 17:17:03,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8201 to 3736. [2018-12-03 17:17:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3736 states. [2018-12-03 17:17:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 13608 transitions. [2018-12-03 17:17:03,549 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 13608 transitions. Word has length 12 [2018-12-03 17:17:03,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:17:03,549 INFO L480 AbstractCegarLoop]: Abstraction has 3736 states and 13608 transitions. [2018-12-03 17:17:03,549 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:17:03,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 13608 transitions. [2018-12-03 17:17:03,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:17:03,551 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:17:03,551 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:17:03,552 INFO L423 AbstractCegarLoop]: === Iteration 15 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:17:03,552 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:17:03,552 INFO L82 PathProgramCache]: Analyzing trace with hash 981896308, now seen corresponding path program 1 times [2018-12-03 17:17:03,552 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:17:03,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:03,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:17:03,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:03,554 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:17:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:17:03,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:17:03,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:17:03,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:17:03,681 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:17:03,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:17:03,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:17:03,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:17:03,682 INFO L87 Difference]: Start difference. First operand 3736 states and 13608 transitions. Second operand 9 states. [2018-12-03 17:17:29,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:17:29,807 INFO L93 Difference]: Finished difference Result 9631 states and 33810 transitions. [2018-12-03 17:17:29,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 17:17:29,808 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:17:29,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:17:29,827 INFO L225 Difference]: With dead ends: 9631 [2018-12-03 17:17:29,827 INFO L226 Difference]: Without dead ends: 9561 [2018-12-03 17:17:29,829 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2018-12-03 17:17:29,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9561 states. [2018-12-03 17:17:32,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9561 to 4241. [2018-12-03 17:17:32,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4241 states. [2018-12-03 17:17:32,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 4241 states and 15559 transitions. [2018-12-03 17:17:32,635 INFO L78 Accepts]: Start accepts. Automaton has 4241 states and 15559 transitions. Word has length 12 [2018-12-03 17:17:32,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:17:32,636 INFO L480 AbstractCegarLoop]: Abstraction has 4241 states and 15559 transitions. [2018-12-03 17:17:32,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:17:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 15559 transitions. [2018-12-03 17:17:32,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:17:32,638 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:17:32,638 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:17:32,638 INFO L423 AbstractCegarLoop]: === Iteration 16 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:17:32,639 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:17:32,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1524745027, now seen corresponding path program 1 times [2018-12-03 17:17:32,639 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:17:32,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:32,640 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:17:32,640 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:32,640 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:17:32,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:17:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:17:32,740 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:17:32,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:17:32,741 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:17:32,741 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:17:32,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:17:32,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:17:32,742 INFO L87 Difference]: Start difference. First operand 4241 states and 15559 transitions. Second operand 9 states. [2018-12-03 17:18:01,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:18:01,876 INFO L93 Difference]: Finished difference Result 10141 states and 35648 transitions. [2018-12-03 17:18:01,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 17:18:01,876 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:18:01,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:18:01,898 INFO L225 Difference]: With dead ends: 10141 [2018-12-03 17:18:01,898 INFO L226 Difference]: Without dead ends: 10071 [2018-12-03 17:18:01,901 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:18:01,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10071 states. [2018-12-03 17:18:04,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10071 to 4361. [2018-12-03 17:18:04,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4361 states. [2018-12-03 17:18:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 4361 states and 15978 transitions. [2018-12-03 17:18:04,966 INFO L78 Accepts]: Start accepts. Automaton has 4361 states and 15978 transitions. Word has length 12 [2018-12-03 17:18:04,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:18:04,966 INFO L480 AbstractCegarLoop]: Abstraction has 4361 states and 15978 transitions. [2018-12-03 17:18:04,966 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:18:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 4361 states and 15978 transitions. [2018-12-03 17:18:04,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:18:04,968 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:18:04,968 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:18:04,969 INFO L423 AbstractCegarLoop]: === Iteration 17 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:18:04,969 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:18:04,969 INFO L82 PathProgramCache]: Analyzing trace with hash -750152967, now seen corresponding path program 1 times [2018-12-03 17:18:04,969 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:18:04,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:04,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:18:04,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:04,970 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:18:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:18:05,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:18:05,080 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:18:05,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:18:05,081 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:18:05,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:18:05,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:18:05,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:18:05,082 INFO L87 Difference]: Start difference. First operand 4361 states and 15978 transitions. Second operand 9 states. [2018-12-03 17:18:29,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:18:29,120 INFO L93 Difference]: Finished difference Result 10166 states and 36366 transitions. [2018-12-03 17:18:29,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 17:18:29,121 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:18:29,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:18:29,144 INFO L225 Difference]: With dead ends: 10166 [2018-12-03 17:18:29,144 INFO L226 Difference]: Without dead ends: 10096 [2018-12-03 17:18:29,146 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2018-12-03 17:18:29,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10096 states. [2018-12-03 17:18:33,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10096 to 5166. [2018-12-03 17:18:33,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5166 states. [2018-12-03 17:18:33,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 5166 states and 19149 transitions. [2018-12-03 17:18:33,924 INFO L78 Accepts]: Start accepts. Automaton has 5166 states and 19149 transitions. Word has length 12 [2018-12-03 17:18:33,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:18:33,924 INFO L480 AbstractCegarLoop]: Abstraction has 5166 states and 19149 transitions. [2018-12-03 17:18:33,924 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:18:33,924 INFO L276 IsEmpty]: Start isEmpty. Operand 5166 states and 19149 transitions. [2018-12-03 17:18:33,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:18:33,926 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:18:33,926 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:18:33,926 INFO L423 AbstractCegarLoop]: === Iteration 18 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:18:33,926 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:18:33,927 INFO L82 PathProgramCache]: Analyzing trace with hash 1246485079, now seen corresponding path program 1 times [2018-12-03 17:18:33,927 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:18:33,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:33,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:18:33,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:33,928 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:18:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:18:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:18:34,028 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:18:34,029 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:18:34,029 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:18:34,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:18:34,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:18:34,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:18:34,030 INFO L87 Difference]: Start difference. First operand 5166 states and 19149 transitions. Second operand 9 states. [2018-12-03 17:19:00,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:19:00,756 INFO L93 Difference]: Finished difference Result 10386 states and 37355 transitions. [2018-12-03 17:19:00,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 17:19:00,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:19:00,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:19:00,780 INFO L225 Difference]: With dead ends: 10386 [2018-12-03 17:19:00,780 INFO L226 Difference]: Without dead ends: 10316 [2018-12-03 17:19:00,783 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=133, Invalid=287, Unknown=0, NotChecked=0, Total=420 [2018-12-03 17:19:00,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10316 states. [2018-12-03 17:19:06,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10316 to 5586. [2018-12-03 17:19:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5586 states. [2018-12-03 17:19:06,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5586 states to 5586 states and 20723 transitions. [2018-12-03 17:19:06,080 INFO L78 Accepts]: Start accepts. Automaton has 5586 states and 20723 transitions. Word has length 12 [2018-12-03 17:19:06,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:19:06,080 INFO L480 AbstractCegarLoop]: Abstraction has 5586 states and 20723 transitions. [2018-12-03 17:19:06,080 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:19:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 5586 states and 20723 transitions. [2018-12-03 17:19:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:19:06,082 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:19:06,083 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:19:06,083 INFO L423 AbstractCegarLoop]: === Iteration 19 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:19:06,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:19:06,084 INFO L82 PathProgramCache]: Analyzing trace with hash 1185771021, now seen corresponding path program 1 times [2018-12-03 17:19:06,084 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:19:06,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:06,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:19:06,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:06,085 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:19:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:19:06,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:19:06,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:19:06,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:19:06,272 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:19:06,272 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:19:06,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:19:06,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:19:06,273 INFO L87 Difference]: Start difference. First operand 5586 states and 20723 transitions. Second operand 9 states. [2018-12-03 17:19:39,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:19:39,327 INFO L93 Difference]: Finished difference Result 12076 states and 43114 transitions. [2018-12-03 17:19:39,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:19:39,328 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:19:39,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:19:39,355 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 17:19:39,355 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 17:19:39,358 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2018-12-03 17:19:39,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 17:19:45,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5766. [2018-12-03 17:19:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5766 states. [2018-12-03 17:19:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5766 states to 5766 states and 21479 transitions. [2018-12-03 17:19:45,089 INFO L78 Accepts]: Start accepts. Automaton has 5766 states and 21479 transitions. Word has length 12 [2018-12-03 17:19:45,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:19:45,089 INFO L480 AbstractCegarLoop]: Abstraction has 5766 states and 21479 transitions. [2018-12-03 17:19:45,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:19:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 5766 states and 21479 transitions. [2018-12-03 17:19:45,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:19:45,091 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:19:45,091 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:19:45,092 INFO L423 AbstractCegarLoop]: === Iteration 20 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:19:45,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:19:45,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1185928687, now seen corresponding path program 1 times [2018-12-03 17:19:45,092 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:19:45,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:45,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:19:45,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:45,093 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:19:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:19:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:19:45,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:19:45,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:19:45,196 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:19:45,196 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:19:45,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:19:45,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:19:45,197 INFO L87 Difference]: Start difference. First operand 5766 states and 21479 transitions. Second operand 9 states. [2018-12-03 17:20:19,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:20:19,483 INFO L93 Difference]: Finished difference Result 11656 states and 41874 transitions. [2018-12-03 17:20:19,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:20:19,484 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:20:19,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:20:19,511 INFO L225 Difference]: With dead ends: 11656 [2018-12-03 17:20:19,511 INFO L226 Difference]: Without dead ends: 11586 [2018-12-03 17:20:19,514 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2018-12-03 17:20:19,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11586 states. [2018-12-03 17:20:24,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11586 to 5331. [2018-12-03 17:20:24,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5331 states. [2018-12-03 17:20:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 5331 states and 19742 transitions. [2018-12-03 17:20:24,996 INFO L78 Accepts]: Start accepts. Automaton has 5331 states and 19742 transitions. Word has length 12 [2018-12-03 17:20:24,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:20:24,997 INFO L480 AbstractCegarLoop]: Abstraction has 5331 states and 19742 transitions. [2018-12-03 17:20:24,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:20:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 5331 states and 19742 transitions. [2018-12-03 17:20:24,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:20:24,998 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:20:24,998 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:20:24,999 INFO L423 AbstractCegarLoop]: === Iteration 21 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:20:24,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:20:24,999 INFO L82 PathProgramCache]: Analyzing trace with hash 2043240237, now seen corresponding path program 1 times [2018-12-03 17:20:24,999 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:20:25,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:20:25,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:20:25,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:20:25,000 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:20:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:20:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:20:25,276 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:20:25,276 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:20:25,276 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:20:25,277 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:20:25,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:20:25,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:20:25,278 INFO L87 Difference]: Start difference. First operand 5331 states and 19742 transitions. Second operand 9 states. [2018-12-03 17:21:03,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:21:03,562 INFO L93 Difference]: Finished difference Result 12076 states and 42825 transitions. [2018-12-03 17:21:03,562 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 17:21:03,562 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:21:03,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:21:03,587 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 17:21:03,588 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 17:21:03,591 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:21:03,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 17:21:09,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5406. [2018-12-03 17:21:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5406 states. [2018-12-03 17:21:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 20007 transitions. [2018-12-03 17:21:09,193 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 20007 transitions. Word has length 12 [2018-12-03 17:21:09,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:21:09,193 INFO L480 AbstractCegarLoop]: Abstraction has 5406 states and 20007 transitions. [2018-12-03 17:21:09,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:21:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 20007 transitions. [2018-12-03 17:21:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:21:09,194 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:21:09,195 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:21:09,195 INFO L423 AbstractCegarLoop]: === Iteration 22 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:21:09,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:21:09,195 INFO L82 PathProgramCache]: Analyzing trace with hash 2043397903, now seen corresponding path program 1 times [2018-12-03 17:21:09,195 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:21:09,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:09,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:21:09,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:09,196 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:21:09,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:21:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:21:09,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:21:09,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:21:09,520 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:21:09,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:21:09,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:21:09,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:21:09,522 INFO L87 Difference]: Start difference. First operand 5406 states and 20007 transitions. Second operand 9 states. [2018-12-03 17:21:50,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:21:50,722 INFO L93 Difference]: Finished difference Result 12556 states and 44681 transitions. [2018-12-03 17:21:50,724 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 17:21:50,724 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:21:50,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:21:50,752 INFO L225 Difference]: With dead ends: 12556 [2018-12-03 17:21:50,752 INFO L226 Difference]: Without dead ends: 12486 [2018-12-03 17:21:50,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 17:21:50,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12486 states. [2018-12-03 17:21:56,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12486 to 4971. [2018-12-03 17:21:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4971 states. [2018-12-03 17:21:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4971 states and 18270 transitions. [2018-12-03 17:21:56,193 INFO L78 Accepts]: Start accepts. Automaton has 4971 states and 18270 transitions. Word has length 12 [2018-12-03 17:21:56,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:21:56,194 INFO L480 AbstractCegarLoop]: Abstraction has 4971 states and 18270 transitions. [2018-12-03 17:21:56,194 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:21:56,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4971 states and 18270 transitions. [2018-12-03 17:21:56,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:21:56,195 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:21:56,195 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:21:56,196 INFO L423 AbstractCegarLoop]: === Iteration 23 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:21:56,196 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:21:56,196 INFO L82 PathProgramCache]: Analyzing trace with hash -1708720674, now seen corresponding path program 1 times [2018-12-03 17:21:56,196 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:21:56,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:56,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:21:56,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:56,197 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:21:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:21:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:21:56,290 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:21:56,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:21:56,290 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:21:56,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:21:56,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:21:56,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:21:56,291 INFO L87 Difference]: Start difference. First operand 4971 states and 18270 transitions. Second operand 9 states. [2018-12-03 17:22:33,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:22:33,180 INFO L93 Difference]: Finished difference Result 10616 states and 37672 transitions. [2018-12-03 17:22:33,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 17:22:33,180 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 17:22:33,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:22:33,201 INFO L225 Difference]: With dead ends: 10616 [2018-12-03 17:22:33,201 INFO L226 Difference]: Without dead ends: 10546 [2018-12-03 17:22:33,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:22:33,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10546 states. [2018-12-03 17:22:38,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10546 to 4406. [2018-12-03 17:22:38,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4406 states. [2018-12-03 17:22:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 4406 states and 16072 transitions. [2018-12-03 17:22:38,162 INFO L78 Accepts]: Start accepts. Automaton has 4406 states and 16072 transitions. Word has length 12 [2018-12-03 17:22:38,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:22:38,163 INFO L480 AbstractCegarLoop]: Abstraction has 4406 states and 16072 transitions. [2018-12-03 17:22:38,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 17:22:38,163 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 16072 transitions. [2018-12-03 17:22:38,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:22:38,164 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:22:38,164 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:22:38,165 INFO L423 AbstractCegarLoop]: === Iteration 24 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:22:38,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:22:38,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1159115200, now seen corresponding path program 1 times [2018-12-03 17:22:38,165 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:22:38,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:22:38,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:22:38,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:22:38,166 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:22:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:22:38,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:22:38,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:22:38,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:22:38,383 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:22:38,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:22:38,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:22:38,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:22:38,385 INFO L87 Difference]: Start difference. First operand 4406 states and 16072 transitions. Second operand 10 states. [2018-12-03 17:22:40,408 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-03 17:23:11,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:23:11,505 INFO L93 Difference]: Finished difference Result 11335 states and 40083 transitions. [2018-12-03 17:23:11,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:23:11,506 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:23:11,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:23:11,529 INFO L225 Difference]: With dead ends: 11335 [2018-12-03 17:23:11,529 INFO L226 Difference]: Without dead ends: 11191 [2018-12-03 17:23:11,532 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=189, Invalid=623, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:23:11,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11191 states. [2018-12-03 17:23:20,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11191 to 7200. [2018-12-03 17:23:20,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7200 states. [2018-12-03 17:23:20,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7200 states to 7200 states and 26418 transitions. [2018-12-03 17:23:20,236 INFO L78 Accepts]: Start accepts. Automaton has 7200 states and 26418 transitions. Word has length 12 [2018-12-03 17:23:20,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:23:20,236 INFO L480 AbstractCegarLoop]: Abstraction has 7200 states and 26418 transitions. [2018-12-03 17:23:20,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:23:20,236 INFO L276 IsEmpty]: Start isEmpty. Operand 7200 states and 26418 transitions. [2018-12-03 17:23:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:23:20,238 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:23:20,238 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:23:20,239 INFO L423 AbstractCegarLoop]: === Iteration 25 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:23:20,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:23:20,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1159128003, now seen corresponding path program 1 times [2018-12-03 17:23:20,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:23:20,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:20,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:23:20,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:20,243 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:23:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:23:20,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:23:20,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:23:20,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:23:20,513 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:23:20,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:23:20,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:23:20,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:23:20,513 INFO L87 Difference]: Start difference. First operand 7200 states and 26418 transitions. Second operand 10 states. [2018-12-03 17:23:50,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:23:50,075 INFO L93 Difference]: Finished difference Result 10822 states and 38197 transitions. [2018-12-03 17:23:50,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 17:23:50,076 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:23:50,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:23:50,097 INFO L225 Difference]: With dead ends: 10822 [2018-12-03 17:23:50,097 INFO L226 Difference]: Without dead ends: 10782 [2018-12-03 17:23:50,100 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2018-12-03 17:23:50,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10782 states. [2018-12-03 17:23:59,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10782 to 7316. [2018-12-03 17:23:59,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7316 states. [2018-12-03 17:23:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7316 states to 7316 states and 26823 transitions. [2018-12-03 17:23:59,093 INFO L78 Accepts]: Start accepts. Automaton has 7316 states and 26823 transitions. Word has length 12 [2018-12-03 17:23:59,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:23:59,094 INFO L480 AbstractCegarLoop]: Abstraction has 7316 states and 26823 transitions. [2018-12-03 17:23:59,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:23:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 7316 states and 26823 transitions. [2018-12-03 17:23:59,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:23:59,096 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:23:59,096 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:23:59,096 INFO L423 AbstractCegarLoop]: === Iteration 26 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:23:59,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:23:59,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1082485060, now seen corresponding path program 1 times [2018-12-03 17:23:59,096 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:23:59,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:59,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:23:59,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:59,098 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:23:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:23:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:23:59,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:23:59,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:23:59,310 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:23:59,311 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:23:59,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:23:59,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:23:59,312 INFO L87 Difference]: Start difference. First operand 7316 states and 26823 transitions. Second operand 10 states. [2018-12-03 17:24:35,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:24:35,296 INFO L93 Difference]: Finished difference Result 12565 states and 44361 transitions. [2018-12-03 17:24:35,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-03 17:24:35,296 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:24:35,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:24:35,325 INFO L225 Difference]: With dead ends: 12565 [2018-12-03 17:24:35,325 INFO L226 Difference]: Without dead ends: 12525 [2018-12-03 17:24:35,330 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=275, Invalid=915, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 17:24:35,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12525 states. [2018-12-03 17:24:44,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12525 to 7461. [2018-12-03 17:24:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7461 states. [2018-12-03 17:24:44,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7461 states to 7461 states and 27332 transitions. [2018-12-03 17:24:44,476 INFO L78 Accepts]: Start accepts. Automaton has 7461 states and 27332 transitions. Word has length 12 [2018-12-03 17:24:44,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:24:44,477 INFO L480 AbstractCegarLoop]: Abstraction has 7461 states and 27332 transitions. [2018-12-03 17:24:44,477 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:24:44,477 INFO L276 IsEmpty]: Start isEmpty. Operand 7461 states and 27332 transitions. [2018-12-03 17:24:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:24:44,478 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:24:44,478 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:24:44,479 INFO L423 AbstractCegarLoop]: === Iteration 27 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:24:44,479 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:24:44,479 INFO L82 PathProgramCache]: Analyzing trace with hash 696833135, now seen corresponding path program 1 times [2018-12-03 17:24:44,479 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:24:44,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:24:44,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:24:44,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:24:44,480 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:24:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:24:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:24:44,650 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:24:44,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:24:44,651 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:24:44,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:24:44,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:24:44,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:24:44,652 INFO L87 Difference]: Start difference. First operand 7461 states and 27332 transitions. Second operand 10 states. [2018-12-03 17:25:19,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:25:19,358 INFO L93 Difference]: Finished difference Result 12297 states and 43393 transitions. [2018-12-03 17:25:19,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 17:25:19,358 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:25:19,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:25:19,383 INFO L225 Difference]: With dead ends: 12297 [2018-12-03 17:25:19,383 INFO L226 Difference]: Without dead ends: 12257 [2018-12-03 17:25:19,386 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=221, Invalid=709, Unknown=0, NotChecked=0, Total=930 [2018-12-03 17:25:19,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12257 states. [2018-12-03 17:25:28,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12257 to 7791. [2018-12-03 17:25:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7791 states. [2018-12-03 17:25:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7791 states to 7791 states and 28675 transitions. [2018-12-03 17:25:28,929 INFO L78 Accepts]: Start accepts. Automaton has 7791 states and 28675 transitions. Word has length 12 [2018-12-03 17:25:28,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:25:28,929 INFO L480 AbstractCegarLoop]: Abstraction has 7791 states and 28675 transitions. [2018-12-03 17:25:28,929 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:25:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 7791 states and 28675 transitions. [2018-12-03 17:25:28,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:25:28,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:25:28,932 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:25:28,932 INFO L423 AbstractCegarLoop]: === Iteration 28 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:25:28,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:25:28,932 INFO L82 PathProgramCache]: Analyzing trace with hash 696820332, now seen corresponding path program 1 times [2018-12-03 17:25:28,933 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:25:28,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:25:28,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:25:28,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:25:28,934 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:25:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:25:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:25:29,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:25:29,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:25:29,134 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:25:29,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:25:29,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:25:29,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:25:29,134 INFO L87 Difference]: Start difference. First operand 7791 states and 28675 transitions. Second operand 10 states. [2018-12-03 17:26:01,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:26:01,639 INFO L93 Difference]: Finished difference Result 11649 states and 41003 transitions. [2018-12-03 17:26:01,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 17:26:01,640 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:26:01,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:26:01,665 INFO L225 Difference]: With dead ends: 11649 [2018-12-03 17:26:01,665 INFO L226 Difference]: Without dead ends: 11609 [2018-12-03 17:26:01,669 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2018-12-03 17:26:01,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11609 states. [2018-12-03 17:26:11,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11609 to 7691. [2018-12-03 17:26:11,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7691 states. [2018-12-03 17:26:11,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7691 states to 7691 states and 28301 transitions. [2018-12-03 17:26:11,185 INFO L78 Accepts]: Start accepts. Automaton has 7691 states and 28301 transitions. Word has length 12 [2018-12-03 17:26:11,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:26:11,185 INFO L480 AbstractCegarLoop]: Abstraction has 7691 states and 28301 transitions. [2018-12-03 17:26:11,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:26:11,185 INFO L276 IsEmpty]: Start isEmpty. Operand 7691 states and 28301 transitions. [2018-12-03 17:26:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:26:11,187 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:26:11,187 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:26:11,188 INFO L423 AbstractCegarLoop]: === Iteration 29 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:26:11,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:26:11,188 INFO L82 PathProgramCache]: Analyzing trace with hash 747452539, now seen corresponding path program 1 times [2018-12-03 17:26:11,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:26:11,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:11,189 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:26:11,189 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:11,189 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:26:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:26:11,670 WARN L180 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 17:26:11,928 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 17:26:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:26:12,023 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:26:12,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:26:12,025 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:26:12,025 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:26:12,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:26:12,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:26:12,026 INFO L87 Difference]: Start difference. First operand 7691 states and 28301 transitions. Second operand 10 states. [2018-12-03 17:26:45,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:26:45,261 INFO L93 Difference]: Finished difference Result 11886 states and 41928 transitions. [2018-12-03 17:26:45,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:26:45,261 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:26:45,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:26:45,288 INFO L225 Difference]: With dead ends: 11886 [2018-12-03 17:26:45,288 INFO L226 Difference]: Without dead ends: 11846 [2018-12-03 17:26:45,291 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:26:45,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11846 states. [2018-12-03 17:26:55,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11846 to 8269. [2018-12-03 17:26:55,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8269 states. [2018-12-03 17:26:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8269 states to 8269 states and 30479 transitions. [2018-12-03 17:26:55,648 INFO L78 Accepts]: Start accepts. Automaton has 8269 states and 30479 transitions. Word has length 12 [2018-12-03 17:26:55,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:26:55,649 INFO L480 AbstractCegarLoop]: Abstraction has 8269 states and 30479 transitions. [2018-12-03 17:26:55,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:26:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 8269 states and 30479 transitions. [2018-12-03 17:26:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:26:55,651 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:26:55,651 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:26:55,652 INFO L423 AbstractCegarLoop]: === Iteration 30 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:26:55,652 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:26:55,652 INFO L82 PathProgramCache]: Analyzing trace with hash 319217151, now seen corresponding path program 1 times [2018-12-03 17:26:55,653 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:26:55,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:55,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:26:55,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:55,654 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:26:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:26:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:26:55,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:26:55,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 17:26:55,810 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:26:55,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 17:26:55,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 17:26:55,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:26:55,811 INFO L87 Difference]: Start difference. First operand 8269 states and 30479 transitions. Second operand 9 states.