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_exp_cong.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 16:11:19,490 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 16:11:19,492 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 16:11:19,504 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 16:11:19,505 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 16:11:19,506 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 16:11:19,507 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 16:11:19,509 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 16:11:19,511 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 16:11:19,512 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 16:11:19,513 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 16:11:19,513 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 16:11:19,514 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 16:11:19,515 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 16:11:19,516 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 16:11:19,517 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 16:11:19,518 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 16:11:19,520 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 16:11:19,522 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 16:11:19,523 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 16:11:19,525 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 16:11:19,526 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 16:11:19,529 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 16:11:19,529 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 16:11:19,529 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 16:11:19,530 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 16:11:19,531 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 16:11:19,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 16:11:19,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 16:11:19,534 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 16:11:19,534 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 16:11:19,535 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 16:11:19,535 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 16:11:19,536 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 16:11:19,537 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 16:11:19,537 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 16:11:19,538 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2018-12-03 16:11:19,552 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 16:11:19,553 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 16:11:19,554 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 16:11:19,554 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 16:11:19,554 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 16:11:19,554 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 16:11:19,555 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 16:11:19,555 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 16:11:19,555 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 16:11:19,555 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 16:11:19,555 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 16:11:19,556 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 16:11:19,556 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 16:11:19,556 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 16:11:19,556 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 16:11:19,557 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 16:11:19,557 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 16:11:19,557 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 16:11:19,558 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 16:11:19,558 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 16:11:19,558 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 16:11:19,558 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 16:11:19,558 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 16:11:19,559 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 16:11:19,559 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 16:11:19,559 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 16:11:19,559 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 16:11:19,559 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 16:11:19,560 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 16:11:19,560 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 16:11:19,560 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 16:11:19,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 16:11:19,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 16:11:19,561 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 16:11:19,561 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 16:11:19,561 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 16:11:19,561 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 16:11:19,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 16:11:19,562 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 16:11:19,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 16:11:19,562 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 16:11:19,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 16:11:19,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 16:11:19,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 16:11:19,611 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 16:11:19,612 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 16:11:19,612 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl [2018-12-03 16:11:19,613 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl' [2018-12-03 16:11:19,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 16:11:19,802 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 16:11:19,803 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 16:11:19,803 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 16:11:19,803 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 16:11:19,822 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,876 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,889 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 16:11:19,890 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 16:11:19,890 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 16:11:19,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 16:11:19,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 16:11:19,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 16:11:19,894 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 16:11:19,907 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,907 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,919 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,919 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 04:11:19" (1/1) ... [2018-12-03 16:11:19,968 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 04:11:19" (1/1) ... [2018-12-03 16:11:20,009 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 04:11:19" (1/1) ... [2018-12-03 16:11:20,027 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 04:11:19" (1/1) ... [2018-12-03 16:11:20,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 16:11:20,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 16:11:20,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 16:11:20,050 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 16:11:20,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 04:11:19" (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 16:11:20,125 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-12-03 16:11:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-12-03 16:11:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-12-03 16:11:24,327 INFO L272 CfgBuilder]: Using library mode [2018-12-03 16:11:24,328 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 16:11:24,328 INFO L202 PluginConnector]: Adding new model threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:11:24 BoogieIcfgContainer [2018-12-03 16:11:24,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 16:11:24,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 16:11:24,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 16:11:24,334 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 16:11:24,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 04:11:19" (1/2) ... [2018-12-03 16:11:24,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54aa2d9f and model type threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 04:11:24, skipping insertion in model container [2018-12-03 16:11:24,336 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 04:11:24" (2/2) ... [2018-12-03 16:11:24,338 INFO L112 eAbstractionObserver]: Analyzing ICFG threadpooling_out3.bpl [2018-12-03 16:11:24,348 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 16:11:24,358 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 147 error locations. [2018-12-03 16:11:24,376 INFO L257 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2018-12-03 16:11:24,423 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 16:11:24,424 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 16:11:24,424 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 16:11:24,424 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 16:11:24,424 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 16:11:24,425 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 16:11:24,428 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 16:11:24,428 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 16:11:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states. [2018-12-03 16:11:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 16:11:24,484 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:11:24,485 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:11:24,492 INFO L423 AbstractCegarLoop]: === Iteration 1 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:11:24,498 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:11:24,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1371044428, now seen corresponding path program 1 times [2018-12-03 16:11:24,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:11:24,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:24,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:11:24,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:24,554 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:11:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:11:25,037 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 16:11:25,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:11:25,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 16:11:25,040 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:11:25,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 16:11:25,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 16:11:25,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 16:11:25,061 INFO L87 Difference]: Start difference. First operand 491 states. Second operand 6 states. [2018-12-03 16:11:25,572 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-03 16:11:32,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:11:32,531 INFO L93 Difference]: Finished difference Result 891 states and 2674 transitions. [2018-12-03 16:11:32,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 16:11:32,533 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 16:11:32,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:11:32,566 INFO L225 Difference]: With dead ends: 891 [2018-12-03 16:11:32,566 INFO L226 Difference]: Without dead ends: 866 [2018-12-03 16:11:32,571 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 16:11:32,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-12-03 16:11:32,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 666. [2018-12-03 16:11:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-12-03 16:11:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1944 transitions. [2018-12-03 16:11:32,746 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1944 transitions. Word has length 7 [2018-12-03 16:11:32,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:11:32,748 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 1944 transitions. [2018-12-03 16:11:32,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 16:11:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1944 transitions. [2018-12-03 16:11:32,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 16:11:32,750 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:11:32,750 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:11:32,754 INFO L423 AbstractCegarLoop]: === Iteration 2 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:11:32,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:11:32,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1357159216, now seen corresponding path program 1 times [2018-12-03 16:11:32,754 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:11:32,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:32,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:11:32,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:32,756 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:11:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:11:33,099 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 16:11:33,100 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:11:33,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 16:11:33,100 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:11:33,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 16:11:33,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 16:11:33,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 16:11:33,104 INFO L87 Difference]: Start difference. First operand 666 states and 1944 transitions. Second operand 6 states. [2018-12-03 16:11:38,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:11:38,932 INFO L93 Difference]: Finished difference Result 1066 states and 3294 transitions. [2018-12-03 16:11:38,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 16:11:38,933 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 16:11:38,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:11:38,944 INFO L225 Difference]: With dead ends: 1066 [2018-12-03 16:11:38,944 INFO L226 Difference]: Without dead ends: 1041 [2018-12-03 16:11:38,946 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:11:38,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-12-03 16:11:39,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 966. [2018-12-03 16:11:39,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2018-12-03 16:11:39,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 3014 transitions. [2018-12-03 16:11:39,039 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 3014 transitions. Word has length 7 [2018-12-03 16:11:39,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:11:39,040 INFO L480 AbstractCegarLoop]: Abstraction has 966 states and 3014 transitions. [2018-12-03 16:11:39,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 16:11:39,040 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 3014 transitions. [2018-12-03 16:11:39,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 16:11:39,041 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:11:39,041 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:11:39,045 INFO L423 AbstractCegarLoop]: === Iteration 3 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:11:39,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:11:39,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1986414648, now seen corresponding path program 1 times [2018-12-03 16:11:39,046 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:11:39,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:39,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:11:39,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:39,047 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:11:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:11:39,141 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 16:11:39,142 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:11:39,142 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 16:11:39,142 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:11:39,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 16:11:39,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 16:11:39,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 16:11:39,143 INFO L87 Difference]: Start difference. First operand 966 states and 3014 transitions. Second operand 6 states. [2018-12-03 16:11:43,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:11:43,222 INFO L93 Difference]: Finished difference Result 1241 states and 3914 transitions. [2018-12-03 16:11:43,226 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 16:11:43,226 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 16:11:43,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:11:43,237 INFO L225 Difference]: With dead ends: 1241 [2018-12-03 16:11:43,237 INFO L226 Difference]: Without dead ends: 1216 [2018-12-03 16:11:43,239 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 16:11:43,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2018-12-03 16:11:43,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1141. [2018-12-03 16:11:43,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1141 states. [2018-12-03 16:11:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 3634 transitions. [2018-12-03 16:11:43,398 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 3634 transitions. Word has length 7 [2018-12-03 16:11:43,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:11:43,398 INFO L480 AbstractCegarLoop]: Abstraction has 1141 states and 3634 transitions. [2018-12-03 16:11:43,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 16:11:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3634 transitions. [2018-12-03 16:11:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:11:43,406 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:11:43,406 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:11:43,416 INFO L423 AbstractCegarLoop]: === Iteration 4 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:11:43,417 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:11:43,417 INFO L82 PathProgramCache]: Analyzing trace with hash -982469104, now seen corresponding path program 1 times [2018-12-03 16:11:43,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:11:43,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:43,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:11:43,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:43,419 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:11:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:11:43,881 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 16:11:43,882 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:11:43,882 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:11:43,882 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:11:43,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:11:43,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:11:43,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:11:43,884 INFO L87 Difference]: Start difference. First operand 1141 states and 3634 transitions. Second operand 9 states. [2018-12-03 16:11:58,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:11:58,834 INFO L93 Difference]: Finished difference Result 5286 states and 17463 transitions. [2018-12-03 16:11:58,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 16:11:58,834 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:11:58,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:11:58,875 INFO L225 Difference]: With dead ends: 5286 [2018-12-03 16:11:58,875 INFO L226 Difference]: Without dead ends: 5216 [2018-12-03 16:11:58,881 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 16:11:58,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2018-12-03 16:11:59,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 1761. [2018-12-03 16:11:59,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-12-03 16:11:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 5913 transitions. [2018-12-03 16:11:59,202 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 5913 transitions. Word has length 12 [2018-12-03 16:11:59,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:11:59,203 INFO L480 AbstractCegarLoop]: Abstraction has 1761 states and 5913 transitions. [2018-12-03 16:11:59,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:11:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 5913 transitions. [2018-12-03 16:11:59,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:11:59,207 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:11:59,207 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:11:59,214 INFO L423 AbstractCegarLoop]: === Iteration 5 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:11:59,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:11:59,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1043183162, now seen corresponding path program 1 times [2018-12-03 16:11:59,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:11:59,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:59,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:11:59,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:11:59,217 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:11:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:11:59,671 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 16:11:59,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:11:59,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:11:59,675 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:11:59,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:11:59,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:11:59,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:11:59,676 INFO L87 Difference]: Start difference. First operand 1761 states and 5913 transitions. Second operand 9 states. [2018-12-03 16:12:15,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:12:15,000 INFO L93 Difference]: Finished difference Result 6206 states and 20533 transitions. [2018-12-03 16:12:15,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 16:12:15,002 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:12:15,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:12:15,048 INFO L225 Difference]: With dead ends: 6206 [2018-12-03 16:12:15,048 INFO L226 Difference]: Without dead ends: 6136 [2018-12-03 16:12:15,052 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 16:12:15,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6136 states. [2018-12-03 16:12:15,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6136 to 1921. [2018-12-03 16:12:15,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1921 states. [2018-12-03 16:12:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1921 states and 6585 transitions. [2018-12-03 16:12:15,496 INFO L78 Accepts]: Start accepts. Automaton has 1921 states and 6585 transitions. Word has length 12 [2018-12-03 16:12:15,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:12:15,496 INFO L480 AbstractCegarLoop]: Abstraction has 1921 states and 6585 transitions. [2018-12-03 16:12:15,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:12:15,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 6585 transitions. [2018-12-03 16:12:15,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:12:15,498 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:12:15,498 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:12:15,500 INFO L423 AbstractCegarLoop]: === Iteration 6 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:12:15,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:12:15,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1043025496, now seen corresponding path program 1 times [2018-12-03 16:12:15,501 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:12:15,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:15,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:12:15,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:15,502 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:12:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:12:15,639 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 16:12:15,640 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:12:15,640 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:12:15,640 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:12:15,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:12:15,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:12:15,641 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:12:15,641 INFO L87 Difference]: Start difference. First operand 1921 states and 6585 transitions. Second operand 9 states. [2018-12-03 16:12:31,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:12:31,273 INFO L93 Difference]: Finished difference Result 5841 states and 19508 transitions. [2018-12-03 16:12:31,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 16:12:31,274 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:12:31,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:12:31,299 INFO L225 Difference]: With dead ends: 5841 [2018-12-03 16:12:31,300 INFO L226 Difference]: Without dead ends: 5771 [2018-12-03 16:12:31,303 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 16:12:31,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2018-12-03 16:12:31,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 2021. [2018-12-03 16:12:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2021 states. [2018-12-03 16:12:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 6965 transitions. [2018-12-03 16:12:31,752 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 6965 transitions. Word has length 12 [2018-12-03 16:12:31,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:12:31,752 INFO L480 AbstractCegarLoop]: Abstraction has 2021 states and 6965 transitions. [2018-12-03 16:12:31,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:12:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 6965 transitions. [2018-12-03 16:12:31,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:12:31,755 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:12:31,755 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:12:31,756 INFO L423 AbstractCegarLoop]: === Iteration 7 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:12:31,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:12:31,757 INFO L82 PathProgramCache]: Analyzing trace with hash -185713946, now seen corresponding path program 1 times [2018-12-03 16:12:31,757 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:12:31,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:31,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:12:31,758 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:31,758 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:12:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:12:31,875 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 16:12:31,875 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:12:31,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:12:31,876 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:12:31,876 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:12:31,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:12:31,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:12:31,877 INFO L87 Difference]: Start difference. First operand 2021 states and 6965 transitions. Second operand 9 states. [2018-12-03 16:12:47,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:12:47,322 INFO L93 Difference]: Finished difference Result 5866 states and 19723 transitions. [2018-12-03 16:12:47,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:12:47,329 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:12:47,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:12:47,354 INFO L225 Difference]: With dead ends: 5866 [2018-12-03 16:12:47,355 INFO L226 Difference]: Without dead ends: 5796 [2018-12-03 16:12:47,358 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 16:12:47,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2018-12-03 16:12:47,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 2241. [2018-12-03 16:12:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2241 states. [2018-12-03 16:12:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 2241 states and 7854 transitions. [2018-12-03 16:12:47,973 INFO L78 Accepts]: Start accepts. Automaton has 2241 states and 7854 transitions. Word has length 12 [2018-12-03 16:12:47,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:12:47,974 INFO L480 AbstractCegarLoop]: Abstraction has 2241 states and 7854 transitions. [2018-12-03 16:12:47,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:12:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 7854 transitions. [2018-12-03 16:12:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:12:47,975 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:12:47,976 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:12:47,976 INFO L423 AbstractCegarLoop]: === Iteration 8 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:12:47,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:12:47,977 INFO L82 PathProgramCache]: Analyzing trace with hash -185556280, now seen corresponding path program 1 times [2018-12-03 16:12:47,977 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:12:47,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:47,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:12:47,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:12:47,978 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:12:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:12:48,081 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 16:12:48,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:12:48,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:12:48,083 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:12:48,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:12:48,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:12:48,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:12:48,084 INFO L87 Difference]: Start difference. First operand 2241 states and 7854 transitions. Second operand 9 states. [2018-12-03 16:13:04,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:13:04,593 INFO L93 Difference]: Finished difference Result 5851 states and 19744 transitions. [2018-12-03 16:13:04,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:13:04,593 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:13:04,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:13:04,617 INFO L225 Difference]: With dead ends: 5851 [2018-12-03 16:13:04,618 INFO L226 Difference]: Without dead ends: 5781 [2018-12-03 16:13:04,621 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 16:13:04,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2018-12-03 16:13:05,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 2161. [2018-12-03 16:13:05,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2161 states. [2018-12-03 16:13:05,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 2161 states and 7518 transitions. [2018-12-03 16:13:05,279 INFO L78 Accepts]: Start accepts. Automaton has 2161 states and 7518 transitions. Word has length 12 [2018-12-03 16:13:05,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:13:05,280 INFO L480 AbstractCegarLoop]: Abstraction has 2161 states and 7518 transitions. [2018-12-03 16:13:05,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:13:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 7518 transitions. [2018-12-03 16:13:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:13:05,281 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:13:05,282 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:13:05,282 INFO L423 AbstractCegarLoop]: === Iteration 9 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:13:05,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:13:05,282 INFO L82 PathProgramCache]: Analyzing trace with hash 357292439, now seen corresponding path program 1 times [2018-12-03 16:13:05,282 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:13:05,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:05,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:13:05,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:05,284 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:13:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:13:05,391 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 16:13:05,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:13:05,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:13:05,391 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:13:05,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:13:05,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:13:05,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:13:05,393 INFO L87 Difference]: Start difference. First operand 2161 states and 7518 transitions. Second operand 9 states. [2018-12-03 16:13:19,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:13:19,095 INFO L93 Difference]: Finished difference Result 5046 states and 17042 transitions. [2018-12-03 16:13:19,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 16:13:19,096 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:13:19,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:13:19,115 INFO L225 Difference]: With dead ends: 5046 [2018-12-03 16:13:19,116 INFO L226 Difference]: Without dead ends: 4976 [2018-12-03 16:13:19,118 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 16:13:19,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2018-12-03 16:13:19,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 2156. [2018-12-03 16:13:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2018-12-03 16:13:19,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 7442 transitions. [2018-12-03 16:13:19,983 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 7442 transitions. Word has length 12 [2018-12-03 16:13:19,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:13:19,983 INFO L480 AbstractCegarLoop]: Abstraction has 2156 states and 7442 transitions. [2018-12-03 16:13:19,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:13:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 7442 transitions. [2018-12-03 16:13:19,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:13:19,985 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:13:19,985 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:13:19,985 INFO L423 AbstractCegarLoop]: === Iteration 10 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:13:19,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:13:19,985 INFO L82 PathProgramCache]: Analyzing trace with hash 237326180, now seen corresponding path program 1 times [2018-12-03 16:13:19,986 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:13:19,986 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:19,986 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:13:19,987 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:19,987 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:13:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:13:20,083 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 16:13:20,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:13:20,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:13:20,083 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:13:20,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:13:20,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:13:20,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:13:20,084 INFO L87 Difference]: Start difference. First operand 2156 states and 7442 transitions. Second operand 9 states. [2018-12-03 16:13:35,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:13:35,222 INFO L93 Difference]: Finished difference Result 5536 states and 18670 transitions. [2018-12-03 16:13:35,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 16:13:35,222 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:13:35,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:13:35,238 INFO L225 Difference]: With dead ends: 5536 [2018-12-03 16:13:35,238 INFO L226 Difference]: Without dead ends: 5466 [2018-12-03 16:13:35,241 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 16:13:35,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2018-12-03 16:13:36,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 2766. [2018-12-03 16:13:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2766 states. [2018-12-03 16:13:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 9804 transitions. [2018-12-03 16:13:36,701 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 9804 transitions. Word has length 12 [2018-12-03 16:13:36,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:13:36,702 INFO L480 AbstractCegarLoop]: Abstraction has 2766 states and 9804 transitions. [2018-12-03 16:13:36,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:13:36,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 9804 transitions. [2018-12-03 16:13:36,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:13:36,704 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:13:36,704 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:13:36,705 INFO L423 AbstractCegarLoop]: === Iteration 11 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:13:36,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:13:36,705 INFO L82 PathProgramCache]: Analyzing trace with hash 548552757, now seen corresponding path program 1 times [2018-12-03 16:13:36,706 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:13:36,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:36,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:13:36,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:13:36,707 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:13:36,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:13:36,899 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 16:13:36,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:13:36,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:13:36,899 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:13:36,900 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:13:36,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:13:36,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:13:36,901 INFO L87 Difference]: Start difference. First operand 2766 states and 9804 transitions. Second operand 9 states. [2018-12-03 16:13:59,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:13:59,162 INFO L93 Difference]: Finished difference Result 7221 states and 24454 transitions. [2018-12-03 16:13:59,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 16:13:59,163 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:13:59,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:13:59,177 INFO L225 Difference]: With dead ends: 7221 [2018-12-03 16:13:59,177 INFO L226 Difference]: Without dead ends: 7151 [2018-12-03 16:13:59,180 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2018-12-03 16:13:59,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2018-12-03 16:14:00,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 2811. [2018-12-03 16:14:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2811 states. [2018-12-03 16:14:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 9973 transitions. [2018-12-03 16:14:00,621 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 9973 transitions. Word has length 12 [2018-12-03 16:14:00,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:14:00,622 INFO L480 AbstractCegarLoop]: Abstraction has 2811 states and 9973 transitions. [2018-12-03 16:14:00,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:14:00,622 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 9973 transitions. [2018-12-03 16:14:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:14:00,623 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:14:00,623 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:14:00,624 INFO L423 AbstractCegarLoop]: === Iteration 12 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:14:00,624 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:14:00,624 INFO L82 PathProgramCache]: Analyzing trace with hash 487838699, now seen corresponding path program 1 times [2018-12-03 16:14:00,624 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:14:00,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:00,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:14:00,625 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:00,625 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:14:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:14:00,746 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 16:14:00,746 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:14:00,746 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:14:00,746 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:14:00,746 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:14:00,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:14:00,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:14:00,748 INFO L87 Difference]: Start difference. First operand 2811 states and 9973 transitions. Second operand 9 states. [2018-12-03 16:14:21,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:14:21,734 INFO L93 Difference]: Finished difference Result 6801 states and 22969 transitions. [2018-12-03 16:14:21,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 16:14:21,735 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:14:21,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:14:21,748 INFO L225 Difference]: With dead ends: 6801 [2018-12-03 16:14:21,749 INFO L226 Difference]: Without dead ends: 6731 [2018-12-03 16:14:21,751 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 16:14:21,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6731 states. [2018-12-03 16:14:23,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6731 to 2991. [2018-12-03 16:14:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2991 states. [2018-12-03 16:14:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2991 states and 10739 transitions. [2018-12-03 16:14:23,579 INFO L78 Accepts]: Start accepts. Automaton has 2991 states and 10739 transitions. Word has length 12 [2018-12-03 16:14:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:14:23,579 INFO L480 AbstractCegarLoop]: Abstraction has 2991 states and 10739 transitions. [2018-12-03 16:14:23,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:14:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 10739 transitions. [2018-12-03 16:14:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:14:23,581 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:14:23,581 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:14:23,582 INFO L423 AbstractCegarLoop]: === Iteration 13 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:14:23,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:14:23,582 INFO L82 PathProgramCache]: Analyzing trace with hash 487996365, now seen corresponding path program 1 times [2018-12-03 16:14:23,582 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:14:23,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:23,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:14:23,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:23,583 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:14:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:14:23,738 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 16:14:23,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:14:23,739 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:14:23,739 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:14:23,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:14:23,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:14:23,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:14:23,740 INFO L87 Difference]: Start difference. First operand 2991 states and 10739 transitions. Second operand 9 states. [2018-12-03 16:14:42,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:14:42,502 INFO L93 Difference]: Finished difference Result 5856 states and 19864 transitions. [2018-12-03 16:14:42,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 16:14:42,503 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:14:42,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:14:42,515 INFO L225 Difference]: With dead ends: 5856 [2018-12-03 16:14:42,515 INFO L226 Difference]: Without dead ends: 5786 [2018-12-03 16:14:42,519 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 16:14:42,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5786 states. [2018-12-03 16:14:44,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5786 to 2691. [2018-12-03 16:14:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2691 states. [2018-12-03 16:14:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 9509 transitions. [2018-12-03 16:14:44,331 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 9509 transitions. Word has length 12 [2018-12-03 16:14:44,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:14:44,331 INFO L480 AbstractCegarLoop]: Abstraction has 2691 states and 9509 transitions. [2018-12-03 16:14:44,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:14:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 9509 transitions. [2018-12-03 16:14:44,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:14:44,333 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:14:44,333 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:14:44,333 INFO L423 AbstractCegarLoop]: === Iteration 14 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:14:44,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:14:44,334 INFO L82 PathProgramCache]: Analyzing trace with hash 981738642, now seen corresponding path program 1 times [2018-12-03 16:14:44,334 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:14:44,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:44,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:14:44,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:14:44,335 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:14:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:14:44,434 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 16:14:44,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:14:44,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:14:44,434 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:14:44,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:14:44,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:14:44,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:14:44,436 INFO L87 Difference]: Start difference. First operand 2691 states and 9509 transitions. Second operand 9 states. [2018-12-03 16:15:05,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:15:05,573 INFO L93 Difference]: Finished difference Result 8271 states and 28943 transitions. [2018-12-03 16:15:05,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 16:15:05,574 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:15:05,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:15:05,592 INFO L225 Difference]: With dead ends: 8271 [2018-12-03 16:15:05,592 INFO L226 Difference]: Without dead ends: 8201 [2018-12-03 16:15:05,595 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 16:15:05,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8201 states. [2018-12-03 16:15:08,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8201 to 3736. [2018-12-03 16:15:08,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3736 states. [2018-12-03 16:15:08,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 13608 transitions. [2018-12-03 16:15:08,143 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 13608 transitions. Word has length 12 [2018-12-03 16:15:08,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:15:08,144 INFO L480 AbstractCegarLoop]: Abstraction has 3736 states and 13608 transitions. [2018-12-03 16:15:08,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:15:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 13608 transitions. [2018-12-03 16:15:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:15:08,145 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:15:08,145 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:15:08,145 INFO L423 AbstractCegarLoop]: === Iteration 15 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:15:08,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:15:08,146 INFO L82 PathProgramCache]: Analyzing trace with hash 981896308, now seen corresponding path program 1 times [2018-12-03 16:15:08,146 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:15:08,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:15:08,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:15:08,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:15:08,147 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:15:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:15:08,241 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 16:15:08,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:15:08,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:15:08,242 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:15:08,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:15:08,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:15:08,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:15:08,243 INFO L87 Difference]: Start difference. First operand 3736 states and 13608 transitions. Second operand 9 states. [2018-12-03 16:15:35,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:15:35,092 INFO L93 Difference]: Finished difference Result 9631 states and 33810 transitions. [2018-12-03 16:15:35,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 16:15:35,092 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:15:35,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:15:35,113 INFO L225 Difference]: With dead ends: 9631 [2018-12-03 16:15:35,113 INFO L226 Difference]: Without dead ends: 9561 [2018-12-03 16:15:35,116 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 16:15:35,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9561 states. [2018-12-03 16:15:38,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9561 to 4241. [2018-12-03 16:15:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4241 states. [2018-12-03 16:15:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 4241 states and 15559 transitions. [2018-12-03 16:15:38,099 INFO L78 Accepts]: Start accepts. Automaton has 4241 states and 15559 transitions. Word has length 12 [2018-12-03 16:15:38,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:15:38,099 INFO L480 AbstractCegarLoop]: Abstraction has 4241 states and 15559 transitions. [2018-12-03 16:15:38,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:15:38,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 15559 transitions. [2018-12-03 16:15:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:15:38,101 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:15:38,101 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:15:38,102 INFO L423 AbstractCegarLoop]: === Iteration 16 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:15:38,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:15:38,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1524745027, now seen corresponding path program 1 times [2018-12-03 16:15:38,102 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:15:38,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:15:38,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:15:38,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:15:38,103 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:15:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:15:38,315 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 16:15:38,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:15:38,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:15:38,316 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:15:38,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:15:38,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:15:38,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:15:38,317 INFO L87 Difference]: Start difference. First operand 4241 states and 15559 transitions. Second operand 9 states. [2018-12-03 16:16:08,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:16:08,248 INFO L93 Difference]: Finished difference Result 10141 states and 35648 transitions. [2018-12-03 16:16:08,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 16:16:08,248 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:16:08,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:16:08,272 INFO L225 Difference]: With dead ends: 10141 [2018-12-03 16:16:08,272 INFO L226 Difference]: Without dead ends: 10071 [2018-12-03 16:16:08,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2018-12-03 16:16:08,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10071 states. [2018-12-03 16:16:11,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10071 to 4361. [2018-12-03 16:16:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4361 states. [2018-12-03 16:16:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 4361 states and 15978 transitions. [2018-12-03 16:16:11,760 INFO L78 Accepts]: Start accepts. Automaton has 4361 states and 15978 transitions. Word has length 12 [2018-12-03 16:16:11,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:16:11,760 INFO L480 AbstractCegarLoop]: Abstraction has 4361 states and 15978 transitions. [2018-12-03 16:16:11,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:16:11,761 INFO L276 IsEmpty]: Start isEmpty. Operand 4361 states and 15978 transitions. [2018-12-03 16:16:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:16:11,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:16:11,762 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:16:11,763 INFO L423 AbstractCegarLoop]: === Iteration 17 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:16:11,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:16:11,764 INFO L82 PathProgramCache]: Analyzing trace with hash -750152967, now seen corresponding path program 1 times [2018-12-03 16:16:11,764 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:16:11,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:16:11,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:16:11,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:16:11,765 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:16:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:16:11,861 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 16:16:11,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:16:11,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:16:11,861 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:16:11,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:16:11,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:16:11,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:16:11,863 INFO L87 Difference]: Start difference. First operand 4361 states and 15978 transitions. Second operand 9 states. [2018-12-03 16:16:36,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:16:36,390 INFO L93 Difference]: Finished difference Result 10166 states and 36366 transitions. [2018-12-03 16:16:36,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 16:16:36,391 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:16:36,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:16:36,415 INFO L225 Difference]: With dead ends: 10166 [2018-12-03 16:16:36,415 INFO L226 Difference]: Without dead ends: 10096 [2018-12-03 16:16:36,419 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 16:16:36,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10096 states. [2018-12-03 16:16:41,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10096 to 5166. [2018-12-03 16:16:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5166 states. [2018-12-03 16:16:41,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 5166 states and 19149 transitions. [2018-12-03 16:16:41,798 INFO L78 Accepts]: Start accepts. Automaton has 5166 states and 19149 transitions. Word has length 12 [2018-12-03 16:16:41,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:16:41,799 INFO L480 AbstractCegarLoop]: Abstraction has 5166 states and 19149 transitions. [2018-12-03 16:16:41,799 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:16:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 5166 states and 19149 transitions. [2018-12-03 16:16:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:16:41,800 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:16:41,800 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:16:41,801 INFO L423 AbstractCegarLoop]: === Iteration 18 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:16:41,801 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:16:41,801 INFO L82 PathProgramCache]: Analyzing trace with hash 1246485079, now seen corresponding path program 1 times [2018-12-03 16:16:41,801 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:16:41,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:16:41,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:16:41,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:16:41,803 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:16:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:16:41,956 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 16:16:41,957 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:16:41,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:16:41,957 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:16:41,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:16:41,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:16:41,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:16:41,959 INFO L87 Difference]: Start difference. First operand 5166 states and 19149 transitions. Second operand 9 states. [2018-12-03 16:17:09,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:17:09,061 INFO L93 Difference]: Finished difference Result 10386 states and 37355 transitions. [2018-12-03 16:17:09,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 16:17:09,061 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:17:09,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:17:09,084 INFO L225 Difference]: With dead ends: 10386 [2018-12-03 16:17:09,084 INFO L226 Difference]: Without dead ends: 10316 [2018-12-03 16:17:09,087 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 16:17:09,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10316 states. [2018-12-03 16:17:14,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10316 to 5586. [2018-12-03 16:17:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5586 states. [2018-12-03 16:17:14,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5586 states to 5586 states and 20723 transitions. [2018-12-03 16:17:14,363 INFO L78 Accepts]: Start accepts. Automaton has 5586 states and 20723 transitions. Word has length 12 [2018-12-03 16:17:14,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:17:14,363 INFO L480 AbstractCegarLoop]: Abstraction has 5586 states and 20723 transitions. [2018-12-03 16:17:14,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:17:14,363 INFO L276 IsEmpty]: Start isEmpty. Operand 5586 states and 20723 transitions. [2018-12-03 16:17:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:17:14,365 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:17:14,365 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:17:14,366 INFO L423 AbstractCegarLoop]: === Iteration 19 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:17:14,366 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:17:14,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1185771021, now seen corresponding path program 1 times [2018-12-03 16:17:14,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:17:14,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:17:14,367 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:17:14,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:17:14,367 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:17:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:17:14,468 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 16:17:14,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:17:14,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:17:14,468 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:17:14,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:17:14,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:17:14,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:17:14,470 INFO L87 Difference]: Start difference. First operand 5586 states and 20723 transitions. Second operand 9 states. [2018-12-03 16:17:48,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:17:48,074 INFO L93 Difference]: Finished difference Result 12076 states and 43114 transitions. [2018-12-03 16:17:48,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:17:48,075 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:17:48,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:17:48,107 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 16:17:48,107 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 16:17:48,110 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 16:17:48,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 16:17:54,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5766. [2018-12-03 16:17:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5766 states. [2018-12-03 16:17:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5766 states to 5766 states and 21479 transitions. [2018-12-03 16:17:54,300 INFO L78 Accepts]: Start accepts. Automaton has 5766 states and 21479 transitions. Word has length 12 [2018-12-03 16:17:54,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:17:54,300 INFO L480 AbstractCegarLoop]: Abstraction has 5766 states and 21479 transitions. [2018-12-03 16:17:54,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:17:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 5766 states and 21479 transitions. [2018-12-03 16:17:54,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:17:54,302 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:17:54,302 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:17:54,303 INFO L423 AbstractCegarLoop]: === Iteration 20 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:17:54,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:17:54,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1185928687, now seen corresponding path program 1 times [2018-12-03 16:17:54,303 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:17:54,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:17:54,304 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:17:54,304 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:17:54,304 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:17:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:17:54,402 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 16:17:54,402 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:17:54,402 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:17:54,403 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:17:54,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:17:54,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:17:54,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:17:54,404 INFO L87 Difference]: Start difference. First operand 5766 states and 21479 transitions. Second operand 9 states. [2018-12-03 16:18:28,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:18:28,685 INFO L93 Difference]: Finished difference Result 11656 states and 41874 transitions. [2018-12-03 16:18:28,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:18:28,685 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:18:28,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:18:28,714 INFO L225 Difference]: With dead ends: 11656 [2018-12-03 16:18:28,714 INFO L226 Difference]: Without dead ends: 11586 [2018-12-03 16:18:28,718 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 16:18:28,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11586 states. [2018-12-03 16:18:34,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11586 to 5331. [2018-12-03 16:18:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5331 states. [2018-12-03 16:18:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 5331 states and 19742 transitions. [2018-12-03 16:18:34,227 INFO L78 Accepts]: Start accepts. Automaton has 5331 states and 19742 transitions. Word has length 12 [2018-12-03 16:18:34,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:18:34,228 INFO L480 AbstractCegarLoop]: Abstraction has 5331 states and 19742 transitions. [2018-12-03 16:18:34,228 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:18:34,228 INFO L276 IsEmpty]: Start isEmpty. Operand 5331 states and 19742 transitions. [2018-12-03 16:18:34,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:18:34,229 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:18:34,229 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:18:34,230 INFO L423 AbstractCegarLoop]: === Iteration 21 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:18:34,230 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:18:34,230 INFO L82 PathProgramCache]: Analyzing trace with hash 2043240237, now seen corresponding path program 1 times [2018-12-03 16:18:34,230 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:18:34,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:18:34,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:18:34,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:18:34,231 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:18:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:18:34,371 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 16:18:34,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:18:34,371 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:18:34,371 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:18:34,372 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:18:34,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:18:34,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:18:34,372 INFO L87 Difference]: Start difference. First operand 5331 states and 19742 transitions. Second operand 9 states. [2018-12-03 16:19:12,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:19:12,914 INFO L93 Difference]: Finished difference Result 12076 states and 42825 transitions. [2018-12-03 16:19:12,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 16:19:12,914 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:19:12,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:19:12,942 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 16:19:12,943 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 16:19:12,946 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 16:19:12,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 16:19:19,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5406. [2018-12-03 16:19:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5406 states. [2018-12-03 16:19:19,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 20007 transitions. [2018-12-03 16:19:19,090 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 20007 transitions. Word has length 12 [2018-12-03 16:19:19,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:19:19,090 INFO L480 AbstractCegarLoop]: Abstraction has 5406 states and 20007 transitions. [2018-12-03 16:19:19,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:19:19,090 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 20007 transitions. [2018-12-03 16:19:19,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:19:19,091 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:19:19,092 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:19:19,092 INFO L423 AbstractCegarLoop]: === Iteration 22 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:19:19,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:19:19,092 INFO L82 PathProgramCache]: Analyzing trace with hash 2043397903, now seen corresponding path program 1 times [2018-12-03 16:19:19,093 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:19:19,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:19:19,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:19:19,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:19:19,094 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:19:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:19:19,180 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 16:19:19,180 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:19:19,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:19:19,180 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:19:19,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:19:19,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:19:19,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:19:19,181 INFO L87 Difference]: Start difference. First operand 5406 states and 20007 transitions. Second operand 9 states. [2018-12-03 16:20:00,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:20:00,719 INFO L93 Difference]: Finished difference Result 12556 states and 44681 transitions. [2018-12-03 16:20:00,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 16:20:00,720 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:20:00,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:20:00,750 INFO L225 Difference]: With dead ends: 12556 [2018-12-03 16:20:00,750 INFO L226 Difference]: Without dead ends: 12486 [2018-12-03 16:20:00,754 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 16:20:00,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12486 states. [2018-12-03 16:20:06,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12486 to 4971. [2018-12-03 16:20:06,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4971 states. [2018-12-03 16:20:06,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4971 states and 18270 transitions. [2018-12-03 16:20:06,894 INFO L78 Accepts]: Start accepts. Automaton has 4971 states and 18270 transitions. Word has length 12 [2018-12-03 16:20:06,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:20:06,895 INFO L480 AbstractCegarLoop]: Abstraction has 4971 states and 18270 transitions. [2018-12-03 16:20:06,895 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:20:06,895 INFO L276 IsEmpty]: Start isEmpty. Operand 4971 states and 18270 transitions. [2018-12-03 16:20:06,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:20:06,896 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:20:06,896 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:20:06,897 INFO L423 AbstractCegarLoop]: === Iteration 23 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:20:06,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:20:06,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1708720674, now seen corresponding path program 1 times [2018-12-03 16:20:06,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:20:06,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:20:06,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:20:06,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:20:06,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:20:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:20:07,017 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 16:20:07,018 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:20:07,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:20:07,018 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:20:07,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:20:07,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:20:07,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:20:07,019 INFO L87 Difference]: Start difference. First operand 4971 states and 18270 transitions. Second operand 9 states. [2018-12-03 16:20:44,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:20:44,516 INFO L93 Difference]: Finished difference Result 10616 states and 37672 transitions. [2018-12-03 16:20:44,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 16:20:44,516 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 16:20:44,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:20:44,540 INFO L225 Difference]: With dead ends: 10616 [2018-12-03 16:20:44,540 INFO L226 Difference]: Without dead ends: 10546 [2018-12-03 16:20:44,543 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 16:20:44,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10546 states. [2018-12-03 16:20:49,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10546 to 4406. [2018-12-03 16:20:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4406 states. [2018-12-03 16:20:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 4406 states and 16072 transitions. [2018-12-03 16:20:49,563 INFO L78 Accepts]: Start accepts. Automaton has 4406 states and 16072 transitions. Word has length 12 [2018-12-03 16:20:49,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:20:49,563 INFO L480 AbstractCegarLoop]: Abstraction has 4406 states and 16072 transitions. [2018-12-03 16:20:49,563 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 16:20:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 16072 transitions. [2018-12-03 16:20:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:20:49,565 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:20:49,565 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:20:49,565 INFO L423 AbstractCegarLoop]: === Iteration 24 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:20:49,565 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:20:49,566 INFO L82 PathProgramCache]: Analyzing trace with hash -1159115200, now seen corresponding path program 1 times [2018-12-03 16:20:49,566 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:20:49,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:20:49,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:20:49,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:20:49,567 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:20:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:20:49,828 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 16:20:49,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:20:49,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:20:49,829 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:20:49,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:20:49,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:20:49,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:20:49,830 INFO L87 Difference]: Start difference. First operand 4406 states and 16072 transitions. Second operand 10 states. [2018-12-03 16:21:23,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:21:23,279 INFO L93 Difference]: Finished difference Result 11335 states and 40083 transitions. [2018-12-03 16:21:23,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:21:23,279 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:21:23,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:21:23,304 INFO L225 Difference]: With dead ends: 11335 [2018-12-03 16:21:23,304 INFO L226 Difference]: Without dead ends: 11191 [2018-12-03 16:21:23,306 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 16:21:23,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11191 states. [2018-12-03 16:21:31,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11191 to 7200. [2018-12-03 16:21:31,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7200 states. [2018-12-03 16:21:31,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7200 states to 7200 states and 26418 transitions. [2018-12-03 16:21:31,866 INFO L78 Accepts]: Start accepts. Automaton has 7200 states and 26418 transitions. Word has length 12 [2018-12-03 16:21:31,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:21:31,866 INFO L480 AbstractCegarLoop]: Abstraction has 7200 states and 26418 transitions. [2018-12-03 16:21:31,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:21:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 7200 states and 26418 transitions. [2018-12-03 16:21:31,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:21:31,868 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:21:31,868 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:21:31,869 INFO L423 AbstractCegarLoop]: === Iteration 25 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:21:31,869 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:21:31,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1159128003, now seen corresponding path program 1 times [2018-12-03 16:21:31,869 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:21:31,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:21:31,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:21:31,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:21:31,870 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:21:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:21:32,040 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 16:21:32,040 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:21:32,040 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:21:32,040 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:21:32,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:21:32,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:21:32,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:21:32,041 INFO L87 Difference]: Start difference. First operand 7200 states and 26418 transitions. Second operand 10 states. [2018-12-03 16:22:01,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:22:01,592 INFO L93 Difference]: Finished difference Result 10822 states and 38197 transitions. [2018-12-03 16:22:01,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 16:22:01,592 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:22:01,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:22:01,616 INFO L225 Difference]: With dead ends: 10822 [2018-12-03 16:22:01,616 INFO L226 Difference]: Without dead ends: 10782 [2018-12-03 16:22:01,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2018-12-03 16:22:01,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10782 states. [2018-12-03 16:22:10,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10782 to 7316. [2018-12-03 16:22:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7316 states. [2018-12-03 16:22:10,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7316 states to 7316 states and 26823 transitions. [2018-12-03 16:22:10,678 INFO L78 Accepts]: Start accepts. Automaton has 7316 states and 26823 transitions. Word has length 12 [2018-12-03 16:22:10,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:22:10,678 INFO L480 AbstractCegarLoop]: Abstraction has 7316 states and 26823 transitions. [2018-12-03 16:22:10,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:22:10,678 INFO L276 IsEmpty]: Start isEmpty. Operand 7316 states and 26823 transitions. [2018-12-03 16:22:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:22:10,680 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:22:10,680 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:22:10,680 INFO L423 AbstractCegarLoop]: === Iteration 26 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:22:10,681 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:22:10,681 INFO L82 PathProgramCache]: Analyzing trace with hash -1082485060, now seen corresponding path program 1 times [2018-12-03 16:22:10,681 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:22:10,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:22:10,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:22:10,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:22:10,682 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:22:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:22:11,031 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-12-03 16:22:11,120 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 16:22:11,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:22:11,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:22:11,121 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:22:11,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:22:11,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:22:11,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:22:11,122 INFO L87 Difference]: Start difference. First operand 7316 states and 26823 transitions. Second operand 10 states. [2018-12-03 16:22:47,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:22:47,435 INFO L93 Difference]: Finished difference Result 12565 states and 44361 transitions. [2018-12-03 16:22:47,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-03 16:22:47,436 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:22:47,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:22:47,464 INFO L225 Difference]: With dead ends: 12565 [2018-12-03 16:22:47,465 INFO L226 Difference]: Without dead ends: 12525 [2018-12-03 16:22:47,468 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=275, Invalid=915, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 16:22:47,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12525 states. [2018-12-03 16:22:56,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12525 to 7461. [2018-12-03 16:22:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7461 states. [2018-12-03 16:22:56,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7461 states to 7461 states and 27332 transitions. [2018-12-03 16:22:56,593 INFO L78 Accepts]: Start accepts. Automaton has 7461 states and 27332 transitions. Word has length 12 [2018-12-03 16:22:56,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:22:56,593 INFO L480 AbstractCegarLoop]: Abstraction has 7461 states and 27332 transitions. [2018-12-03 16:22:56,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:22:56,593 INFO L276 IsEmpty]: Start isEmpty. Operand 7461 states and 27332 transitions. [2018-12-03 16:22:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:22:56,595 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:22:56,595 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:22:56,595 INFO L423 AbstractCegarLoop]: === Iteration 27 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:22:56,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:22:56,595 INFO L82 PathProgramCache]: Analyzing trace with hash 696833135, now seen corresponding path program 1 times [2018-12-03 16:22:56,595 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:22:56,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:22:56,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:22:56,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:22:56,597 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:22:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:22:57,063 WARN L180 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 16:22:57,329 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 16:22:57,409 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 16:22:57,410 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:22:57,410 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:22:57,410 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:22:57,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:22:57,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:22:57,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:22:57,411 INFO L87 Difference]: Start difference. First operand 7461 states and 27332 transitions. Second operand 10 states. [2018-12-03 16:23:32,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:23:32,209 INFO L93 Difference]: Finished difference Result 12297 states and 43393 transitions. [2018-12-03 16:23:32,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 16:23:32,210 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:23:32,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:23:32,236 INFO L225 Difference]: With dead ends: 12297 [2018-12-03 16:23:32,236 INFO L226 Difference]: Without dead ends: 12257 [2018-12-03 16:23:32,240 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=221, Invalid=709, Unknown=0, NotChecked=0, Total=930 [2018-12-03 16:23:32,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12257 states. [2018-12-03 16:23:41,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12257 to 7791. [2018-12-03 16:23:41,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7791 states. [2018-12-03 16:23:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7791 states to 7791 states and 28675 transitions. [2018-12-03 16:23:41,681 INFO L78 Accepts]: Start accepts. Automaton has 7791 states and 28675 transitions. Word has length 12 [2018-12-03 16:23:41,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:23:41,681 INFO L480 AbstractCegarLoop]: Abstraction has 7791 states and 28675 transitions. [2018-12-03 16:23:41,682 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:23:41,682 INFO L276 IsEmpty]: Start isEmpty. Operand 7791 states and 28675 transitions. [2018-12-03 16:23:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:23:41,683 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:23:41,683 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:23:41,684 INFO L423 AbstractCegarLoop]: === Iteration 28 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:23:41,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:23:41,684 INFO L82 PathProgramCache]: Analyzing trace with hash 696820332, now seen corresponding path program 1 times [2018-12-03 16:23:41,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:23:41,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:23:41,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:23:41,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:23:41,685 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:23:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:23:41,914 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 16:23:41,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:23:41,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:23:41,914 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:23:41,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:23:41,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:23:41,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:23:41,915 INFO L87 Difference]: Start difference. First operand 7791 states and 28675 transitions. Second operand 10 states. [2018-12-03 16:24:14,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:24:14,654 INFO L93 Difference]: Finished difference Result 11649 states and 41003 transitions. [2018-12-03 16:24:14,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 16:24:14,654 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:24:14,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:24:14,683 INFO L225 Difference]: With dead ends: 11649 [2018-12-03 16:24:14,683 INFO L226 Difference]: Without dead ends: 11609 [2018-12-03 16:24:14,687 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 16:24:14,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11609 states. [2018-12-03 16:24:24,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11609 to 7691. [2018-12-03 16:24:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7691 states. [2018-12-03 16:24:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7691 states to 7691 states and 28301 transitions. [2018-12-03 16:24:24,147 INFO L78 Accepts]: Start accepts. Automaton has 7691 states and 28301 transitions. Word has length 12 [2018-12-03 16:24:24,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:24:24,148 INFO L480 AbstractCegarLoop]: Abstraction has 7691 states and 28301 transitions. [2018-12-03 16:24:24,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:24:24,148 INFO L276 IsEmpty]: Start isEmpty. Operand 7691 states and 28301 transitions. [2018-12-03 16:24:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:24:24,150 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:24:24,150 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:24:24,150 INFO L423 AbstractCegarLoop]: === Iteration 29 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:24:24,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:24:24,151 INFO L82 PathProgramCache]: Analyzing trace with hash 747452539, now seen corresponding path program 1 times [2018-12-03 16:24:24,151 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:24:24,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:24:24,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:24:24,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:24:24,152 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:24:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:24:24,339 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 16:24:24,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:24:24,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 16:24:24,339 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:24:24,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 16:24:24,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 16:24:24,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 16:24:24,341 INFO L87 Difference]: Start difference. First operand 7691 states and 28301 transitions. Second operand 10 states. [2018-12-03 16:24:58,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 16:24:58,527 INFO L93 Difference]: Finished difference Result 11886 states and 41928 transitions. [2018-12-03 16:24:58,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 16:24:58,528 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 16:24:58,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 16:24:58,556 INFO L225 Difference]: With dead ends: 11886 [2018-12-03 16:24:58,556 INFO L226 Difference]: Without dead ends: 11846 [2018-12-03 16:24:58,559 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2018-12-03 16:24:58,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11846 states. [2018-12-03 16:25:09,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11846 to 8269. [2018-12-03 16:25:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8269 states. [2018-12-03 16:25:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8269 states to 8269 states and 30479 transitions. [2018-12-03 16:25:09,073 INFO L78 Accepts]: Start accepts. Automaton has 8269 states and 30479 transitions. Word has length 12 [2018-12-03 16:25:09,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 16:25:09,074 INFO L480 AbstractCegarLoop]: Abstraction has 8269 states and 30479 transitions. [2018-12-03 16:25:09,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 16:25:09,074 INFO L276 IsEmpty]: Start isEmpty. Operand 8269 states and 30479 transitions. [2018-12-03 16:25:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 16:25:09,076 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 16:25:09,077 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 16:25:09,077 INFO L423 AbstractCegarLoop]: === Iteration 30 === [productErr87ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT]=== [2018-12-03 16:25:09,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 16:25:09,078 INFO L82 PathProgramCache]: Analyzing trace with hash 319217151, now seen corresponding path program 1 times [2018-12-03 16:25:09,078 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 16:25:09,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:25:09,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 16:25:09,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 16:25:09,079 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 16:25:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 16:25:09,283 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 16:25:09,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 16:25:09,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 16:25:09,284 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 16:25:09,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 16:25:09,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 16:25:09,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-03 16:25:09,285 INFO L87 Difference]: Start difference. First operand 8269 states and 30479 transitions. Second operand 9 states.