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_compound_exp_cong.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 15:07:44,133 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 15:07:44,135 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 15:07:44,151 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 15:07:44,151 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 15:07:44,152 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 15:07:44,153 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 15:07:44,156 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 15:07:44,157 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 15:07:44,158 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 15:07:44,159 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 15:07:44,159 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 15:07:44,160 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 15:07:44,161 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 15:07:44,163 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 15:07:44,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 15:07:44,164 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 15:07:44,166 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 15:07:44,169 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 15:07:44,170 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 15:07:44,171 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 15:07:44,173 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 15:07:44,175 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 15:07:44,175 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 15:07:44,175 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 15:07:44,176 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 15:07:44,177 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 15:07:44,178 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 15:07:44,179 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 15:07:44,180 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 15:07:44,180 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 15:07:44,180 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 15:07:44,181 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 15:07:44,181 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 15:07:44,182 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 15:07:44,183 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 15:07:44,183 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2018-12-03 15:07:44,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 15:07:44,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 15:07:44,197 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 15:07:44,198 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 15:07:44,198 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 15:07:44,198 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 15:07:44,198 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 15:07:44,198 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 15:07:44,199 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 15:07:44,199 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 15:07:44,199 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 15:07:44,199 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 15:07:44,199 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 15:07:44,200 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 15:07:44,200 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 15:07:44,200 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 15:07:44,201 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 15:07:44,201 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 15:07:44,201 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 15:07:44,201 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 15:07:44,202 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 15:07:44,203 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 15:07:44,203 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 15:07:44,203 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 15:07:44,203 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 15:07:44,203 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 15:07:44,203 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 15:07:44,204 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 15:07:44,204 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 15:07:44,204 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 15:07:44,204 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 15:07:44,204 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 15:07:44,205 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 15:07:44,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 15:07:44,205 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 15:07:44,205 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 15:07:44,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 15:07:44,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 15:07:44,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 15:07:44,253 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 15:07:44,254 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 15:07:44,254 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl [2018-12-03 15:07:44,255 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.bpl' [2018-12-03 15:07:44,422 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 15:07:44,424 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 15:07:44,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 15:07:44,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 15:07:44,425 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 15:07:44,445 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,498 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,511 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 15:07:44,511 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 15:07:44,511 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 15:07:44,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 15:07:44,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 15:07:44,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 15:07:44,523 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 15:07:44,534 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,534 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,542 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,542 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,606 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,640 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,647 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 03:07:44" (1/1) ... [2018-12-03 15:07:44,671 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 15:07:44,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 15:07:44,672 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 15:07:44,672 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 15:07:44,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 03:07:44" (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 15:07:44,743 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-12-03 15:07:44,743 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-12-03 15:07:44,743 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-12-03 15:07:48,737 INFO L272 CfgBuilder]: Using library mode [2018-12-03 15:07:48,737 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 15:07:48,738 INFO L202 PluginConnector]: Adding new model threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:07:48 BoogieIcfgContainer [2018-12-03 15:07:48,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 15:07:48,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 15:07:48,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 15:07:48,743 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 15:07:48,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 03:07:44" (1/2) ... [2018-12-03 15:07:48,744 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3279f176 and model type threadpooling_out3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 03:07:48, skipping insertion in model container [2018-12-03 15:07:48,744 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 03:07:48" (2/2) ... [2018-12-03 15:07:48,746 INFO L112 eAbstractionObserver]: Analyzing ICFG threadpooling_out3.bpl [2018-12-03 15:07:48,757 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 15:07:48,768 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 147 error locations. [2018-12-03 15:07:48,787 INFO L257 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2018-12-03 15:07:48,836 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 15:07:48,836 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 15:07:48,837 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 15:07:48,837 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 15:07:48,837 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 15:07:48,837 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 15:07:48,837 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 15:07:48,838 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 15:07:48,879 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states. [2018-12-03 15:07:48,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 15:07:48,889 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:07:48,890 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:07:48,897 INFO L423 AbstractCegarLoop]: === Iteration 1 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:07:48,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:07:48,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1371044428, now seen corresponding path program 1 times [2018-12-03 15:07:48,907 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:07:48,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:07:48,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:07:48,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:07:48,964 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:07:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:07:49,325 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 15:07:49,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:07:49,328 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 15:07:49,328 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:07:49,333 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 15:07:49,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 15:07:49,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 15:07:49,349 INFO L87 Difference]: Start difference. First operand 491 states. Second operand 6 states. [2018-12-03 15:07:56,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:07:56,989 INFO L93 Difference]: Finished difference Result 891 states and 2674 transitions. [2018-12-03 15:07:56,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 15:07:56,992 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 15:07:56,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:07:57,026 INFO L225 Difference]: With dead ends: 891 [2018-12-03 15:07:57,026 INFO L226 Difference]: Without dead ends: 866 [2018-12-03 15:07:57,031 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:07:57,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-12-03 15:07:57,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 666. [2018-12-03 15:07:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-12-03 15:07:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1944 transitions. [2018-12-03 15:07:57,195 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1944 transitions. Word has length 7 [2018-12-03 15:07:57,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:07:57,197 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 1944 transitions. [2018-12-03 15:07:57,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 15:07:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1944 transitions. [2018-12-03 15:07:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 15:07:57,199 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:07:57,199 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:07:57,204 INFO L423 AbstractCegarLoop]: === Iteration 2 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:07:57,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:07:57,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1357159216, now seen corresponding path program 1 times [2018-12-03 15:07:57,207 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:07:57,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:07:57,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:07:57,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:07:57,208 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:07:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:07:57,331 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 15:07:57,331 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:07:57,332 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 15:07:57,332 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:07:57,334 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 15:07:57,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 15:07:57,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 15:07:57,335 INFO L87 Difference]: Start difference. First operand 666 states and 1944 transitions. Second operand 6 states. [2018-12-03 15:08:03,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:08:03,290 INFO L93 Difference]: Finished difference Result 1066 states and 3294 transitions. [2018-12-03 15:08:03,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 15:08:03,291 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 15:08:03,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:08:03,301 INFO L225 Difference]: With dead ends: 1066 [2018-12-03 15:08:03,302 INFO L226 Difference]: Without dead ends: 1041 [2018-12-03 15:08:03,304 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:03,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-12-03 15:08:03,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 966. [2018-12-03 15:08:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2018-12-03 15:08:03,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 3014 transitions. [2018-12-03 15:08:03,403 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 3014 transitions. Word has length 7 [2018-12-03 15:08:03,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:08:03,403 INFO L480 AbstractCegarLoop]: Abstraction has 966 states and 3014 transitions. [2018-12-03 15:08:03,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 15:08:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 3014 transitions. [2018-12-03 15:08:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 15:08:03,405 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:08:03,405 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:08:03,409 INFO L423 AbstractCegarLoop]: === Iteration 3 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:08:03,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:08:03,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1986414648, now seen corresponding path program 1 times [2018-12-03 15:08:03,410 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:08:03,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:03,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:08:03,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:03,411 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:08:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:08:03,571 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 15:08:03,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:08:03,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 15:08:03,571 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:08:03,572 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 15:08:03,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 15:08:03,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 15:08:03,573 INFO L87 Difference]: Start difference. First operand 966 states and 3014 transitions. Second operand 6 states. [2018-12-03 15:08:07,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:08:07,347 INFO L93 Difference]: Finished difference Result 1241 states and 3914 transitions. [2018-12-03 15:08:07,351 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 15:08:07,352 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 15:08:07,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:08:07,362 INFO L225 Difference]: With dead ends: 1241 [2018-12-03 15:08:07,362 INFO L226 Difference]: Without dead ends: 1216 [2018-12-03 15:08:07,364 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:07,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2018-12-03 15:08:07,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1141. [2018-12-03 15:08:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1141 states. [2018-12-03 15:08:07,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 3634 transitions. [2018-12-03 15:08:07,508 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 3634 transitions. Word has length 7 [2018-12-03 15:08:07,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:08:07,508 INFO L480 AbstractCegarLoop]: Abstraction has 1141 states and 3634 transitions. [2018-12-03 15:08:07,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 15:08:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3634 transitions. [2018-12-03 15:08:07,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:08:07,517 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:08:07,517 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:08:07,524 INFO L423 AbstractCegarLoop]: === Iteration 4 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:08:07,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:08:07,527 INFO L82 PathProgramCache]: Analyzing trace with hash -982469104, now seen corresponding path program 1 times [2018-12-03 15:08:07,527 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:08:07,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:07,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:08:07,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:07,530 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:08:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:08:07,945 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 15:08:07,946 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:08:07,946 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:08:07,946 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:08:07,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:08:07,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:08:07,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:07,948 INFO L87 Difference]: Start difference. First operand 1141 states and 3634 transitions. Second operand 9 states. [2018-12-03 15:08:22,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:08:22,585 INFO L93 Difference]: Finished difference Result 5286 states and 17463 transitions. [2018-12-03 15:08:22,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 15:08:22,586 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:08:22,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:08:22,627 INFO L225 Difference]: With dead ends: 5286 [2018-12-03 15:08:22,627 INFO L226 Difference]: Without dead ends: 5216 [2018-12-03 15:08:22,632 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 15:08:22,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2018-12-03 15:08:22,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 1761. [2018-12-03 15:08:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1761 states. [2018-12-03 15:08:22,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1761 states and 5913 transitions. [2018-12-03 15:08:22,959 INFO L78 Accepts]: Start accepts. Automaton has 1761 states and 5913 transitions. Word has length 12 [2018-12-03 15:08:22,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:08:22,960 INFO L480 AbstractCegarLoop]: Abstraction has 1761 states and 5913 transitions. [2018-12-03 15:08:22,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:08:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 5913 transitions. [2018-12-03 15:08:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:08:22,962 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:08:22,962 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:08:22,965 INFO L423 AbstractCegarLoop]: === Iteration 5 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:08:22,965 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:08:22,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1043183162, now seen corresponding path program 1 times [2018-12-03 15:08:22,971 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:08:22,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:22,972 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:08:22,972 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:22,972 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:08:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:08:23,298 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 15:08:23,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:08:23,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:08:23,298 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:08:23,299 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:08:23,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:08:23,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:23,300 INFO L87 Difference]: Start difference. First operand 1761 states and 5913 transitions. Second operand 9 states. [2018-12-03 15:08:38,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:08:38,556 INFO L93 Difference]: Finished difference Result 6206 states and 20533 transitions. [2018-12-03 15:08:38,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 15:08:38,563 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:08:38,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:08:38,626 INFO L225 Difference]: With dead ends: 6206 [2018-12-03 15:08:38,627 INFO L226 Difference]: Without dead ends: 6136 [2018-12-03 15:08:38,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 15:08:38,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6136 states. [2018-12-03 15:08:39,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6136 to 1921. [2018-12-03 15:08:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1921 states. [2018-12-03 15:08:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1921 states and 6585 transitions. [2018-12-03 15:08:39,125 INFO L78 Accepts]: Start accepts. Automaton has 1921 states and 6585 transitions. Word has length 12 [2018-12-03 15:08:39,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:08:39,125 INFO L480 AbstractCegarLoop]: Abstraction has 1921 states and 6585 transitions. [2018-12-03 15:08:39,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:08:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 6585 transitions. [2018-12-03 15:08:39,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:08:39,128 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:08:39,128 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:08:39,131 INFO L423 AbstractCegarLoop]: === Iteration 6 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:08:39,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:08:39,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1043025496, now seen corresponding path program 1 times [2018-12-03 15:08:39,132 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:08:39,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:39,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:08:39,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:39,133 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:08:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:08:39,272 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 15:08:39,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:08:39,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:08:39,273 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:08:39,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:08:39,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:08:39,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:39,274 INFO L87 Difference]: Start difference. First operand 1921 states and 6585 transitions. Second operand 9 states. [2018-12-03 15:08:55,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:08:55,096 INFO L93 Difference]: Finished difference Result 5841 states and 19508 transitions. [2018-12-03 15:08:55,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 15:08:55,097 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:08:55,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:08:55,120 INFO L225 Difference]: With dead ends: 5841 [2018-12-03 15:08:55,121 INFO L226 Difference]: Without dead ends: 5771 [2018-12-03 15:08:55,124 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 15:08:55,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5771 states. [2018-12-03 15:08:55,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5771 to 2021. [2018-12-03 15:08:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2021 states. [2018-12-03 15:08:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 2021 states and 6965 transitions. [2018-12-03 15:08:55,641 INFO L78 Accepts]: Start accepts. Automaton has 2021 states and 6965 transitions. Word has length 12 [2018-12-03 15:08:55,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:08:55,641 INFO L480 AbstractCegarLoop]: Abstraction has 2021 states and 6965 transitions. [2018-12-03 15:08:55,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:08:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 6965 transitions. [2018-12-03 15:08:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:08:55,643 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:08:55,643 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:08:55,645 INFO L423 AbstractCegarLoop]: === Iteration 7 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:08:55,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:08:55,645 INFO L82 PathProgramCache]: Analyzing trace with hash -185713946, now seen corresponding path program 1 times [2018-12-03 15:08:55,645 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:08:55,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:55,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:08:55,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:08:55,647 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:08:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:08:55,750 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 15:08:55,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:08:55,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:08:55,752 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:08:55,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:08:55,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:08:55,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:08:55,753 INFO L87 Difference]: Start difference. First operand 2021 states and 6965 transitions. Second operand 9 states. [2018-12-03 15:09:11,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:09:11,183 INFO L93 Difference]: Finished difference Result 5866 states and 19723 transitions. [2018-12-03 15:09:11,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:09:11,189 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:09:11,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:09:11,212 INFO L225 Difference]: With dead ends: 5866 [2018-12-03 15:09:11,212 INFO L226 Difference]: Without dead ends: 5796 [2018-12-03 15:09:11,215 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 15:09:11,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2018-12-03 15:09:11,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 2241. [2018-12-03 15:09:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2241 states. [2018-12-03 15:09:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 2241 states and 7854 transitions. [2018-12-03 15:09:12,001 INFO L78 Accepts]: Start accepts. Automaton has 2241 states and 7854 transitions. Word has length 12 [2018-12-03 15:09:12,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:09:12,001 INFO L480 AbstractCegarLoop]: Abstraction has 2241 states and 7854 transitions. [2018-12-03 15:09:12,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:09:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 7854 transitions. [2018-12-03 15:09:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:09:12,003 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:09:12,003 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:09:12,003 INFO L423 AbstractCegarLoop]: === Iteration 8 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:09:12,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:09:12,004 INFO L82 PathProgramCache]: Analyzing trace with hash -185556280, now seen corresponding path program 1 times [2018-12-03 15:09:12,004 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:09:12,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:12,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:09:12,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:12,005 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:09:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:09:12,110 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 15:09:12,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:09:12,110 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:09:12,110 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:09:12,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:09:12,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:09:12,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:09:12,111 INFO L87 Difference]: Start difference. First operand 2241 states and 7854 transitions. Second operand 9 states. [2018-12-03 15:09:28,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:09:28,485 INFO L93 Difference]: Finished difference Result 5851 states and 19744 transitions. [2018-12-03 15:09:28,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:09:28,486 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:09:28,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:09:28,509 INFO L225 Difference]: With dead ends: 5851 [2018-12-03 15:09:28,509 INFO L226 Difference]: Without dead ends: 5781 [2018-12-03 15:09:28,512 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 15:09:28,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5781 states. [2018-12-03 15:09:29,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5781 to 2161. [2018-12-03 15:09:29,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2161 states. [2018-12-03 15:09:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 2161 states and 7518 transitions. [2018-12-03 15:09:29,265 INFO L78 Accepts]: Start accepts. Automaton has 2161 states and 7518 transitions. Word has length 12 [2018-12-03 15:09:29,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:09:29,266 INFO L480 AbstractCegarLoop]: Abstraction has 2161 states and 7518 transitions. [2018-12-03 15:09:29,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:09:29,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 7518 transitions. [2018-12-03 15:09:29,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:09:29,268 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:09:29,268 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:09:29,269 INFO L423 AbstractCegarLoop]: === Iteration 9 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:09:29,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:09:29,269 INFO L82 PathProgramCache]: Analyzing trace with hash 357292439, now seen corresponding path program 1 times [2018-12-03 15:09:29,270 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:09:29,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:29,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:09:29,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:29,271 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:09:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:09:29,395 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 15:09:29,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:09:29,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:09:29,395 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:09:29,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:09:29,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:09:29,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:09:29,397 INFO L87 Difference]: Start difference. First operand 2161 states and 7518 transitions. Second operand 9 states. [2018-12-03 15:09:42,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:09:42,916 INFO L93 Difference]: Finished difference Result 5046 states and 17042 transitions. [2018-12-03 15:09:42,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 15:09:42,917 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:09:42,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:09:42,934 INFO L225 Difference]: With dead ends: 5046 [2018-12-03 15:09:42,934 INFO L226 Difference]: Without dead ends: 4976 [2018-12-03 15:09:42,937 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 15:09:42,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2018-12-03 15:09:43,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 2156. [2018-12-03 15:09:43,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2156 states. [2018-12-03 15:09:43,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 2156 states and 7442 transitions. [2018-12-03 15:09:43,671 INFO L78 Accepts]: Start accepts. Automaton has 2156 states and 7442 transitions. Word has length 12 [2018-12-03 15:09:43,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:09:43,672 INFO L480 AbstractCegarLoop]: Abstraction has 2156 states and 7442 transitions. [2018-12-03 15:09:43,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:09:43,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 7442 transitions. [2018-12-03 15:09:43,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:09:43,673 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:09:43,673 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:09:43,674 INFO L423 AbstractCegarLoop]: === Iteration 10 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:09:43,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:09:43,674 INFO L82 PathProgramCache]: Analyzing trace with hash 237326180, now seen corresponding path program 1 times [2018-12-03 15:09:43,674 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:09:43,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:43,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:09:43,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:09:43,676 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:09:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:09:43,770 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 15:09:43,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:09:43,771 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:09:43,771 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:09:43,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:09:43,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:09:43,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:09:43,772 INFO L87 Difference]: Start difference. First operand 2156 states and 7442 transitions. Second operand 9 states. [2018-12-03 15:09:58,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:09:58,707 INFO L93 Difference]: Finished difference Result 5536 states and 18670 transitions. [2018-12-03 15:09:58,707 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 15:09:58,707 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:09:58,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:09:58,724 INFO L225 Difference]: With dead ends: 5536 [2018-12-03 15:09:58,724 INFO L226 Difference]: Without dead ends: 5466 [2018-12-03 15:09:58,727 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 15:09:58,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2018-12-03 15:10:00,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 2766. [2018-12-03 15:10:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2766 states. [2018-12-03 15:10:00,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 9804 transitions. [2018-12-03 15:10:00,072 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 9804 transitions. Word has length 12 [2018-12-03 15:10:00,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:10:00,072 INFO L480 AbstractCegarLoop]: Abstraction has 2766 states and 9804 transitions. [2018-12-03 15:10:00,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:10:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 9804 transitions. [2018-12-03 15:10:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:10:00,074 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:10:00,074 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:10:00,075 INFO L423 AbstractCegarLoop]: === Iteration 11 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:10:00,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:10:00,076 INFO L82 PathProgramCache]: Analyzing trace with hash 548552757, now seen corresponding path program 1 times [2018-12-03 15:10:00,076 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:10:00,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:00,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:10:00,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:00,077 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:10:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:10:00,219 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 15:10:00,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:10:00,220 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:10:00,220 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:10:00,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:10:00,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:10:00,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:10:00,221 INFO L87 Difference]: Start difference. First operand 2766 states and 9804 transitions. Second operand 9 states. [2018-12-03 15:10:22,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:10:22,692 INFO L93 Difference]: Finished difference Result 7221 states and 24454 transitions. [2018-12-03 15:10:22,693 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 15:10:22,693 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:10:22,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:10:22,713 INFO L225 Difference]: With dead ends: 7221 [2018-12-03 15:10:22,713 INFO L226 Difference]: Without dead ends: 7151 [2018-12-03 15:10:22,716 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 15:10:22,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7151 states. [2018-12-03 15:10:24,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7151 to 2811. [2018-12-03 15:10:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2811 states. [2018-12-03 15:10:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 9973 transitions. [2018-12-03 15:10:24,125 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 9973 transitions. Word has length 12 [2018-12-03 15:10:24,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:10:24,125 INFO L480 AbstractCegarLoop]: Abstraction has 2811 states and 9973 transitions. [2018-12-03 15:10:24,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:10:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 9973 transitions. [2018-12-03 15:10:24,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:10:24,127 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:10:24,127 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:10:24,128 INFO L423 AbstractCegarLoop]: === Iteration 12 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:10:24,128 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:10:24,128 INFO L82 PathProgramCache]: Analyzing trace with hash 487838699, now seen corresponding path program 1 times [2018-12-03 15:10:24,128 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:10:24,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:24,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:10:24,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:24,130 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:10:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:10:24,241 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 15:10:24,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:10:24,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:10:24,241 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:10:24,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:10:24,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:10:24,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:10:24,243 INFO L87 Difference]: Start difference. First operand 2811 states and 9973 transitions. Second operand 9 states. [2018-12-03 15:10:45,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:10:45,170 INFO L93 Difference]: Finished difference Result 6801 states and 22969 transitions. [2018-12-03 15:10:45,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 15:10:45,170 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:10:45,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:10:45,184 INFO L225 Difference]: With dead ends: 6801 [2018-12-03 15:10:45,184 INFO L226 Difference]: Without dead ends: 6731 [2018-12-03 15:10:45,187 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 15:10:45,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6731 states. [2018-12-03 15:10:46,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6731 to 2991. [2018-12-03 15:10:46,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2991 states. [2018-12-03 15:10:46,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2991 states and 10739 transitions. [2018-12-03 15:10:46,735 INFO L78 Accepts]: Start accepts. Automaton has 2991 states and 10739 transitions. Word has length 12 [2018-12-03 15:10:46,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:10:46,735 INFO L480 AbstractCegarLoop]: Abstraction has 2991 states and 10739 transitions. [2018-12-03 15:10:46,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:10:46,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 10739 transitions. [2018-12-03 15:10:46,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:10:46,737 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:10:46,737 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:10:46,738 INFO L423 AbstractCegarLoop]: === Iteration 13 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:10:46,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:10:46,738 INFO L82 PathProgramCache]: Analyzing trace with hash 487996365, now seen corresponding path program 1 times [2018-12-03 15:10:46,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:10:46,739 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:46,739 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:10:46,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:10:46,740 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:10:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:10:46,846 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 15:10:46,846 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:10:46,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:10:46,846 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:10:46,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:10:46,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:10:46,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:10:46,848 INFO L87 Difference]: Start difference. First operand 2991 states and 10739 transitions. Second operand 9 states. [2018-12-03 15:11:05,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:11:05,324 INFO L93 Difference]: Finished difference Result 5856 states and 19864 transitions. [2018-12-03 15:11:05,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 15:11:05,324 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:11:05,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:11:05,338 INFO L225 Difference]: With dead ends: 5856 [2018-12-03 15:11:05,338 INFO L226 Difference]: Without dead ends: 5786 [2018-12-03 15:11:05,340 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 15:11:05,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5786 states. [2018-12-03 15:11:07,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5786 to 2691. [2018-12-03 15:11:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2691 states. [2018-12-03 15:11:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 9509 transitions. [2018-12-03 15:11:07,030 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 9509 transitions. Word has length 12 [2018-12-03 15:11:07,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:11:07,030 INFO L480 AbstractCegarLoop]: Abstraction has 2691 states and 9509 transitions. [2018-12-03 15:11:07,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:11:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 9509 transitions. [2018-12-03 15:11:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:11:07,032 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:11:07,032 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:11:07,033 INFO L423 AbstractCegarLoop]: === Iteration 14 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:11:07,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:11:07,033 INFO L82 PathProgramCache]: Analyzing trace with hash 981738642, now seen corresponding path program 1 times [2018-12-03 15:11:07,033 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:11:07,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:11:07,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:11:07,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:11:07,034 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:11:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:11:07,234 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 15:11:07,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:11:07,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:11:07,234 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:11:07,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:11:07,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:11:07,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:11:07,236 INFO L87 Difference]: Start difference. First operand 2691 states and 9509 transitions. Second operand 9 states. [2018-12-03 15:11:28,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:11:28,086 INFO L93 Difference]: Finished difference Result 8271 states and 28943 transitions. [2018-12-03 15:11:28,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 15:11:28,086 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:11:28,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:11:28,103 INFO L225 Difference]: With dead ends: 8271 [2018-12-03 15:11:28,103 INFO L226 Difference]: Without dead ends: 8201 [2018-12-03 15:11:28,105 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 15:11:28,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8201 states. [2018-12-03 15:11:30,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8201 to 3736. [2018-12-03 15:11:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3736 states. [2018-12-03 15:11:30,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 13608 transitions. [2018-12-03 15:11:30,515 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 13608 transitions. Word has length 12 [2018-12-03 15:11:30,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:11:30,515 INFO L480 AbstractCegarLoop]: Abstraction has 3736 states and 13608 transitions. [2018-12-03 15:11:30,516 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:11:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 13608 transitions. [2018-12-03 15:11:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:11:30,517 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:11:30,517 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:11:30,517 INFO L423 AbstractCegarLoop]: === Iteration 15 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:11:30,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:11:30,518 INFO L82 PathProgramCache]: Analyzing trace with hash 981896308, now seen corresponding path program 1 times [2018-12-03 15:11:30,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:11:30,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:11:30,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:11:30,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:11:30,519 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:11:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:11:30,634 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 15:11:30,634 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:11:30,635 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:11:30,635 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:11:30,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:11:30,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:11:30,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:11:30,635 INFO L87 Difference]: Start difference. First operand 3736 states and 13608 transitions. Second operand 9 states. [2018-12-03 15:11:57,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:11:57,097 INFO L93 Difference]: Finished difference Result 9631 states and 33810 transitions. [2018-12-03 15:11:57,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 15:11:57,098 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:11:57,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:11:57,120 INFO L225 Difference]: With dead ends: 9631 [2018-12-03 15:11:57,121 INFO L226 Difference]: Without dead ends: 9561 [2018-12-03 15:11:57,124 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 15:11:57,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9561 states. [2018-12-03 15:12:00,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9561 to 4241. [2018-12-03 15:12:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4241 states. [2018-12-03 15:12:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4241 states to 4241 states and 15559 transitions. [2018-12-03 15:12:00,031 INFO L78 Accepts]: Start accepts. Automaton has 4241 states and 15559 transitions. Word has length 12 [2018-12-03 15:12:00,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:12:00,031 INFO L480 AbstractCegarLoop]: Abstraction has 4241 states and 15559 transitions. [2018-12-03 15:12:00,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:12:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 15559 transitions. [2018-12-03 15:12:00,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:12:00,033 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:12:00,033 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:12:00,034 INFO L423 AbstractCegarLoop]: === Iteration 16 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:12:00,034 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:12:00,034 INFO L82 PathProgramCache]: Analyzing trace with hash 1524745027, now seen corresponding path program 1 times [2018-12-03 15:12:00,034 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:12:00,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:12:00,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:12:00,035 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:12:00,035 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:12:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:12:00,138 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 15:12:00,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:12:00,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:12:00,139 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:12:00,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:12:00,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:12:00,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:12:00,140 INFO L87 Difference]: Start difference. First operand 4241 states and 15559 transitions. Second operand 9 states. [2018-12-03 15:12:29,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:12:29,970 INFO L93 Difference]: Finished difference Result 10141 states and 35648 transitions. [2018-12-03 15:12:29,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 15:12:29,971 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:12:29,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:12:29,991 INFO L225 Difference]: With dead ends: 10141 [2018-12-03 15:12:29,991 INFO L226 Difference]: Without dead ends: 10071 [2018-12-03 15:12:29,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2018-12-03 15:12:29,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10071 states. [2018-12-03 15:12:33,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10071 to 4361. [2018-12-03 15:12:33,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4361 states. [2018-12-03 15:12:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4361 states to 4361 states and 15978 transitions. [2018-12-03 15:12:33,191 INFO L78 Accepts]: Start accepts. Automaton has 4361 states and 15978 transitions. Word has length 12 [2018-12-03 15:12:33,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:12:33,191 INFO L480 AbstractCegarLoop]: Abstraction has 4361 states and 15978 transitions. [2018-12-03 15:12:33,191 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:12:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 4361 states and 15978 transitions. [2018-12-03 15:12:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:12:33,193 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:12:33,193 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:12:33,194 INFO L423 AbstractCegarLoop]: === Iteration 17 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:12:33,194 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:12:33,194 INFO L82 PathProgramCache]: Analyzing trace with hash -750152967, now seen corresponding path program 1 times [2018-12-03 15:12:33,194 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:12:33,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:12:33,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:12:33,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:12:33,195 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:12:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:12:33,306 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 15:12:33,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:12:33,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:12:33,307 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:12:33,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:12:33,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:12:33,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:12:33,308 INFO L87 Difference]: Start difference. First operand 4361 states and 15978 transitions. Second operand 9 states. [2018-12-03 15:12:57,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:12:57,487 INFO L93 Difference]: Finished difference Result 10166 states and 36366 transitions. [2018-12-03 15:12:57,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-03 15:12:57,488 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:12:57,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:12:57,512 INFO L225 Difference]: With dead ends: 10166 [2018-12-03 15:12:57,512 INFO L226 Difference]: Without dead ends: 10096 [2018-12-03 15:12:57,515 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 15:12:57,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10096 states. [2018-12-03 15:13:02,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10096 to 5166. [2018-12-03 15:13:02,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5166 states. [2018-12-03 15:13:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5166 states to 5166 states and 19149 transitions. [2018-12-03 15:13:02,299 INFO L78 Accepts]: Start accepts. Automaton has 5166 states and 19149 transitions. Word has length 12 [2018-12-03 15:13:02,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:13:02,299 INFO L480 AbstractCegarLoop]: Abstraction has 5166 states and 19149 transitions. [2018-12-03 15:13:02,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:13:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 5166 states and 19149 transitions. [2018-12-03 15:13:02,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:13:02,301 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:13:02,301 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:13:02,301 INFO L423 AbstractCegarLoop]: === Iteration 18 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:13:02,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:13:02,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1246485079, now seen corresponding path program 1 times [2018-12-03 15:13:02,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:13:02,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:13:02,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:13:02,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:13:02,303 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:13:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:13:02,467 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 15:13:02,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:13:02,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:13:02,468 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:13:02,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:13:02,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:13:02,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:13:02,469 INFO L87 Difference]: Start difference. First operand 5166 states and 19149 transitions. Second operand 9 states. [2018-12-03 15:13:29,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:13:29,216 INFO L93 Difference]: Finished difference Result 10386 states and 37355 transitions. [2018-12-03 15:13:29,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-03 15:13:29,217 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:13:29,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:13:29,240 INFO L225 Difference]: With dead ends: 10386 [2018-12-03 15:13:29,240 INFO L226 Difference]: Without dead ends: 10316 [2018-12-03 15:13:29,243 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 15:13:29,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10316 states. [2018-12-03 15:13:34,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10316 to 5586. [2018-12-03 15:13:34,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5586 states. [2018-12-03 15:13:34,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5586 states to 5586 states and 20723 transitions. [2018-12-03 15:13:34,506 INFO L78 Accepts]: Start accepts. Automaton has 5586 states and 20723 transitions. Word has length 12 [2018-12-03 15:13:34,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:13:34,506 INFO L480 AbstractCegarLoop]: Abstraction has 5586 states and 20723 transitions. [2018-12-03 15:13:34,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:13:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 5586 states and 20723 transitions. [2018-12-03 15:13:34,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:13:34,507 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:13:34,508 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:13:34,508 INFO L423 AbstractCegarLoop]: === Iteration 19 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:13:34,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:13:34,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1185771021, now seen corresponding path program 1 times [2018-12-03 15:13:34,509 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:13:34,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:13:34,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:13:34,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:13:34,510 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:13:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:13:34,681 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 15:13:34,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:13:34,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:13:34,682 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:13:34,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:13:34,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:13:34,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:13:34,683 INFO L87 Difference]: Start difference. First operand 5586 states and 20723 transitions. Second operand 9 states. [2018-12-03 15:14:07,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:14:07,680 INFO L93 Difference]: Finished difference Result 12076 states and 43114 transitions. [2018-12-03 15:14:07,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:14:07,680 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:14:07,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:14:07,706 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 15:14:07,707 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 15:14:07,710 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 15:14:07,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 15:14:13,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5766. [2018-12-03 15:14:13,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5766 states. [2018-12-03 15:14:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5766 states to 5766 states and 21479 transitions. [2018-12-03 15:14:13,212 INFO L78 Accepts]: Start accepts. Automaton has 5766 states and 21479 transitions. Word has length 12 [2018-12-03 15:14:13,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:14:13,212 INFO L480 AbstractCegarLoop]: Abstraction has 5766 states and 21479 transitions. [2018-12-03 15:14:13,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:14:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 5766 states and 21479 transitions. [2018-12-03 15:14:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:14:13,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:14:13,214 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:14:13,214 INFO L423 AbstractCegarLoop]: === Iteration 20 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:14:13,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:14:13,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1185928687, now seen corresponding path program 1 times [2018-12-03 15:14:13,215 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:14:13,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:14:13,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:14:13,216 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:14:13,216 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:14:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:14:13,301 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 15:14:13,301 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:14:13,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:14:13,302 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:14:13,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:14:13,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:14:13,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:14:13,303 INFO L87 Difference]: Start difference. First operand 5766 states and 21479 transitions. Second operand 9 states. [2018-12-03 15:14:47,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:14:47,580 INFO L93 Difference]: Finished difference Result 11656 states and 41874 transitions. [2018-12-03 15:14:47,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:14:47,580 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:14:47,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:14:47,605 INFO L225 Difference]: With dead ends: 11656 [2018-12-03 15:14:47,605 INFO L226 Difference]: Without dead ends: 11586 [2018-12-03 15:14:47,610 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2018-12-03 15:14:47,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11586 states. [2018-12-03 15:14:53,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11586 to 5331. [2018-12-03 15:14:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5331 states. [2018-12-03 15:14:53,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5331 states to 5331 states and 19742 transitions. [2018-12-03 15:14:53,039 INFO L78 Accepts]: Start accepts. Automaton has 5331 states and 19742 transitions. Word has length 12 [2018-12-03 15:14:53,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:14:53,039 INFO L480 AbstractCegarLoop]: Abstraction has 5331 states and 19742 transitions. [2018-12-03 15:14:53,040 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:14:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5331 states and 19742 transitions. [2018-12-03 15:14:53,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:14:53,041 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:14:53,041 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:14:53,042 INFO L423 AbstractCegarLoop]: === Iteration 21 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:14:53,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:14:53,042 INFO L82 PathProgramCache]: Analyzing trace with hash 2043240237, now seen corresponding path program 1 times [2018-12-03 15:14:53,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:14:53,042 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:14:53,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:14:53,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:14:53,043 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:14:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:14:53,170 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 15:14:53,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:14:53,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:14:53,171 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:14:53,171 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:14:53,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:14:53,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:14:53,172 INFO L87 Difference]: Start difference. First operand 5331 states and 19742 transitions. Second operand 9 states. [2018-12-03 15:15:31,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:15:31,596 INFO L93 Difference]: Finished difference Result 12076 states and 42825 transitions. [2018-12-03 15:15:31,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 15:15:31,596 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:15:31,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:15:31,621 INFO L225 Difference]: With dead ends: 12076 [2018-12-03 15:15:31,621 INFO L226 Difference]: Without dead ends: 12006 [2018-12-03 15:15:31,624 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 15:15:31,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12006 states. [2018-12-03 15:15:37,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12006 to 5406. [2018-12-03 15:15:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5406 states. [2018-12-03 15:15:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5406 states to 5406 states and 20007 transitions. [2018-12-03 15:15:37,156 INFO L78 Accepts]: Start accepts. Automaton has 5406 states and 20007 transitions. Word has length 12 [2018-12-03 15:15:37,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:15:37,156 INFO L480 AbstractCegarLoop]: Abstraction has 5406 states and 20007 transitions. [2018-12-03 15:15:37,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:15:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 5406 states and 20007 transitions. [2018-12-03 15:15:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:15:37,157 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:15:37,157 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:15:37,158 INFO L423 AbstractCegarLoop]: === Iteration 22 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:15:37,158 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:15:37,158 INFO L82 PathProgramCache]: Analyzing trace with hash 2043397903, now seen corresponding path program 1 times [2018-12-03 15:15:37,158 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:15:37,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:15:37,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:15:37,159 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:15:37,159 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:15:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:15:37,280 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 15:15:37,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:15:37,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:15:37,280 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:15:37,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:15:37,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:15:37,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:15:37,282 INFO L87 Difference]: Start difference. First operand 5406 states and 20007 transitions. Second operand 9 states. [2018-12-03 15:16:18,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:16:18,733 INFO L93 Difference]: Finished difference Result 12556 states and 44681 transitions. [2018-12-03 15:16:18,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 15:16:18,735 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:16:18,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:16:18,764 INFO L225 Difference]: With dead ends: 12556 [2018-12-03 15:16:18,764 INFO L226 Difference]: Without dead ends: 12486 [2018-12-03 15:16:18,768 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=335, Invalid=925, Unknown=0, NotChecked=0, Total=1260 [2018-12-03 15:16:18,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12486 states. [2018-12-03 15:16:24,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12486 to 4971. [2018-12-03 15:16:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4971 states. [2018-12-03 15:16:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4971 states to 4971 states and 18270 transitions. [2018-12-03 15:16:24,499 INFO L78 Accepts]: Start accepts. Automaton has 4971 states and 18270 transitions. Word has length 12 [2018-12-03 15:16:24,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:16:24,500 INFO L480 AbstractCegarLoop]: Abstraction has 4971 states and 18270 transitions. [2018-12-03 15:16:24,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:16:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 4971 states and 18270 transitions. [2018-12-03 15:16:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:16:24,501 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:16:24,501 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:16:24,502 INFO L423 AbstractCegarLoop]: === Iteration 23 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:16:24,502 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:16:24,502 INFO L82 PathProgramCache]: Analyzing trace with hash -1708720674, now seen corresponding path program 1 times [2018-12-03 15:16:24,503 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:16:24,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:16:24,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:16:24,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:16:24,504 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:16:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:16:24,597 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 15:16:24,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:16:24,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:16:24,598 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:16:24,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:16:24,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:16:24,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:16:24,600 INFO L87 Difference]: Start difference. First operand 4971 states and 18270 transitions. Second operand 9 states. [2018-12-03 15:17:01,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:17:01,971 INFO L93 Difference]: Finished difference Result 10616 states and 37672 transitions. [2018-12-03 15:17:01,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 15:17:01,971 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 12 [2018-12-03 15:17:01,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:17:01,995 INFO L225 Difference]: With dead ends: 10616 [2018-12-03 15:17:01,995 INFO L226 Difference]: Without dead ends: 10546 [2018-12-03 15:17:01,998 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 15:17:02,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10546 states. [2018-12-03 15:17:07,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10546 to 4406. [2018-12-03 15:17:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4406 states. [2018-12-03 15:17:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 4406 states and 16072 transitions. [2018-12-03 15:17:07,049 INFO L78 Accepts]: Start accepts. Automaton has 4406 states and 16072 transitions. Word has length 12 [2018-12-03 15:17:07,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:17:07,049 INFO L480 AbstractCegarLoop]: Abstraction has 4406 states and 16072 transitions. [2018-12-03 15:17:07,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-03 15:17:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 16072 transitions. [2018-12-03 15:17:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:17:07,051 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:17:07,051 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:17:07,051 INFO L423 AbstractCegarLoop]: === Iteration 24 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:17:07,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:17:07,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1159115200, now seen corresponding path program 1 times [2018-12-03 15:17:07,052 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:17:07,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:17:07,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:17:07,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:17:07,053 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:17:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:17:07,303 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 15:17:07,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:17:07,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:17:07,304 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:17:07,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:17:07,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:17:07,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:17:07,305 INFO L87 Difference]: Start difference. First operand 4406 states and 16072 transitions. Second operand 10 states. [2018-12-03 15:17:09,204 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-03 15:17:40,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:17:40,580 INFO L93 Difference]: Finished difference Result 11335 states and 40083 transitions. [2018-12-03 15:17:40,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:17:40,581 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:17:40,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:17:40,608 INFO L225 Difference]: With dead ends: 11335 [2018-12-03 15:17:40,608 INFO L226 Difference]: Without dead ends: 11191 [2018-12-03 15:17:40,613 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=189, Invalid=623, Unknown=0, NotChecked=0, Total=812 [2018-12-03 15:17:40,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11191 states. [2018-12-03 15:17:49,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11191 to 7200. [2018-12-03 15:17:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7200 states. [2018-12-03 15:17:49,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7200 states to 7200 states and 26418 transitions. [2018-12-03 15:17:49,454 INFO L78 Accepts]: Start accepts. Automaton has 7200 states and 26418 transitions. Word has length 12 [2018-12-03 15:17:49,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:17:49,455 INFO L480 AbstractCegarLoop]: Abstraction has 7200 states and 26418 transitions. [2018-12-03 15:17:49,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:17:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 7200 states and 26418 transitions. [2018-12-03 15:17:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:17:49,457 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:17:49,457 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:17:49,457 INFO L423 AbstractCegarLoop]: === Iteration 25 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:17:49,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:17:49,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1159128003, now seen corresponding path program 1 times [2018-12-03 15:17:49,458 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:17:49,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:17:49,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:17:49,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:17:49,459 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:17:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:17:49,623 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 15:17:49,623 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:17:49,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:17:49,623 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:17:49,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:17:49,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:17:49,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:17:49,624 INFO L87 Difference]: Start difference. First operand 7200 states and 26418 transitions. Second operand 10 states. [2018-12-03 15:18:19,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:18:19,071 INFO L93 Difference]: Finished difference Result 10822 states and 38197 transitions. [2018-12-03 15:18:19,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-03 15:18:19,073 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:18:19,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:18:19,094 INFO L225 Difference]: With dead ends: 10822 [2018-12-03 15:18:19,094 INFO L226 Difference]: Without dead ends: 10782 [2018-12-03 15:18:19,097 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 15:18:19,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10782 states. [2018-12-03 15:18:28,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10782 to 7316. [2018-12-03 15:18:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7316 states. [2018-12-03 15:18:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7316 states to 7316 states and 26823 transitions. [2018-12-03 15:18:28,067 INFO L78 Accepts]: Start accepts. Automaton has 7316 states and 26823 transitions. Word has length 12 [2018-12-03 15:18:28,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:18:28,067 INFO L480 AbstractCegarLoop]: Abstraction has 7316 states and 26823 transitions. [2018-12-03 15:18:28,067 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:18:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 7316 states and 26823 transitions. [2018-12-03 15:18:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:18:28,069 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:18:28,069 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:18:28,070 INFO L423 AbstractCegarLoop]: === Iteration 26 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:18:28,070 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:18:28,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1082485060, now seen corresponding path program 1 times [2018-12-03 15:18:28,070 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:18:28,070 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:18:28,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:18:28,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:18:28,071 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:18:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:18:28,268 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 15:18:28,268 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:18:28,268 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:18:28,268 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:18:28,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:18:28,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:18:28,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:18:28,270 INFO L87 Difference]: Start difference. First operand 7316 states and 26823 transitions. Second operand 10 states. [2018-12-03 15:19:03,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:19:03,904 INFO L93 Difference]: Finished difference Result 12565 states and 44361 transitions. [2018-12-03 15:19:03,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-03 15:19:03,905 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:19:03,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:19:03,933 INFO L225 Difference]: With dead ends: 12565 [2018-12-03 15:19:03,933 INFO L226 Difference]: Without dead ends: 12525 [2018-12-03 15:19:03,937 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=275, Invalid=915, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 15:19:03,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12525 states. [2018-12-03 15:19:12,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12525 to 7461. [2018-12-03 15:19:12,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7461 states. [2018-12-03 15:19:12,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7461 states to 7461 states and 27332 transitions. [2018-12-03 15:19:12,891 INFO L78 Accepts]: Start accepts. Automaton has 7461 states and 27332 transitions. Word has length 12 [2018-12-03 15:19:12,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:19:12,891 INFO L480 AbstractCegarLoop]: Abstraction has 7461 states and 27332 transitions. [2018-12-03 15:19:12,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:19:12,891 INFO L276 IsEmpty]: Start isEmpty. Operand 7461 states and 27332 transitions. [2018-12-03 15:19:12,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:19:12,893 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:19:12,893 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:19:12,894 INFO L423 AbstractCegarLoop]: === Iteration 27 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:19:12,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:19:12,894 INFO L82 PathProgramCache]: Analyzing trace with hash 696833135, now seen corresponding path program 1 times [2018-12-03 15:19:12,894 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:19:12,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:19:12,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:19:12,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:19:12,895 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:19:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:19:13,369 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 15:19:13,546 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-12-03 15:19:13,626 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 15:19:13,626 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:19:13,626 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:19:13,626 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:19:13,627 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:19:13,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:19:13,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:19:13,628 INFO L87 Difference]: Start difference. First operand 7461 states and 27332 transitions. Second operand 10 states. [2018-12-03 15:19:48,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:19:48,574 INFO L93 Difference]: Finished difference Result 12297 states and 43393 transitions. [2018-12-03 15:19:48,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 15:19:48,574 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:19:48,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:19:48,602 INFO L225 Difference]: With dead ends: 12297 [2018-12-03 15:19:48,602 INFO L226 Difference]: Without dead ends: 12257 [2018-12-03 15:19:48,606 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 15:19:48,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12257 states. [2018-12-03 15:19:58,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12257 to 7791. [2018-12-03 15:19:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7791 states. [2018-12-03 15:19:58,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7791 states to 7791 states and 28675 transitions. [2018-12-03 15:19:58,524 INFO L78 Accepts]: Start accepts. Automaton has 7791 states and 28675 transitions. Word has length 12 [2018-12-03 15:19:58,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:19:58,524 INFO L480 AbstractCegarLoop]: Abstraction has 7791 states and 28675 transitions. [2018-12-03 15:19:58,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:19:58,524 INFO L276 IsEmpty]: Start isEmpty. Operand 7791 states and 28675 transitions. [2018-12-03 15:19:58,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:19:58,526 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:19:58,526 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:19:58,527 INFO L423 AbstractCegarLoop]: === Iteration 28 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:19:58,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:19:58,527 INFO L82 PathProgramCache]: Analyzing trace with hash 696820332, now seen corresponding path program 1 times [2018-12-03 15:19:58,527 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:19:58,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:19:58,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:19:58,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:19:58,528 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:19:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:19:58,700 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 15:19:58,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:19:58,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:19:58,701 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:19:58,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:19:58,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:19:58,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:19:58,702 INFO L87 Difference]: Start difference. First operand 7791 states and 28675 transitions. Second operand 10 states. [2018-12-03 15:20:31,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:20:31,361 INFO L93 Difference]: Finished difference Result 11649 states and 41003 transitions. [2018-12-03 15:20:31,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 15:20:31,362 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:20:31,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:20:31,386 INFO L225 Difference]: With dead ends: 11649 [2018-12-03 15:20:31,387 INFO L226 Difference]: Without dead ends: 11609 [2018-12-03 15:20:31,390 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 15:20:31,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11609 states. [2018-12-03 15:20:41,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11609 to 7691. [2018-12-03 15:20:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7691 states. [2018-12-03 15:20:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7691 states to 7691 states and 28301 transitions. [2018-12-03 15:20:41,160 INFO L78 Accepts]: Start accepts. Automaton has 7691 states and 28301 transitions. Word has length 12 [2018-12-03 15:20:41,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:20:41,160 INFO L480 AbstractCegarLoop]: Abstraction has 7691 states and 28301 transitions. [2018-12-03 15:20:41,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:20:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7691 states and 28301 transitions. [2018-12-03 15:20:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:20:41,162 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:20:41,162 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:20:41,162 INFO L423 AbstractCegarLoop]: === Iteration 29 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:20:41,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:20:41,163 INFO L82 PathProgramCache]: Analyzing trace with hash 747452539, now seen corresponding path program 1 times [2018-12-03 15:20:41,163 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:20:41,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:20:41,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:20:41,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:20:41,164 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:20:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:20:41,354 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 15:20:41,354 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:20:41,354 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 15:20:41,355 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:20:41,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 15:20:41,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 15:20:41,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 15:20:41,356 INFO L87 Difference]: Start difference. First operand 7691 states and 28301 transitions. Second operand 10 states. [2018-12-03 15:21:14,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 15:21:14,856 INFO L93 Difference]: Finished difference Result 11886 states and 41928 transitions. [2018-12-03 15:21:14,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 15:21:14,857 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 15:21:14,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 15:21:14,884 INFO L225 Difference]: With dead ends: 11886 [2018-12-03 15:21:14,884 INFO L226 Difference]: Without dead ends: 11846 [2018-12-03 15:21:14,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2018-12-03 15:21:14,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11846 states. [2018-12-03 15:21:25,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11846 to 8269. [2018-12-03 15:21:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8269 states. [2018-12-03 15:21:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8269 states to 8269 states and 30479 transitions. [2018-12-03 15:21:25,361 INFO L78 Accepts]: Start accepts. Automaton has 8269 states and 30479 transitions. Word has length 12 [2018-12-03 15:21:25,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 15:21:25,362 INFO L480 AbstractCegarLoop]: Abstraction has 8269 states and 30479 transitions. [2018-12-03 15:21:25,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 15:21:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 8269 states and 30479 transitions. [2018-12-03 15:21:25,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 15:21:25,364 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 15:21:25,364 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 15:21:25,364 INFO L423 AbstractCegarLoop]: === Iteration 30 === [productErr112ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr105ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT]=== [2018-12-03 15:21:25,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 15:21:25,365 INFO L82 PathProgramCache]: Analyzing trace with hash 319217151, now seen corresponding path program 1 times [2018-12-03 15:21:25,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 15:21:25,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:21:25,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 15:21:25,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 15:21:25,366 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 15:21:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 15:21:25,608 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 15:21:25,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 15:21:25,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-03 15:21:25,608 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 15:21:25,609 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-03 15:21:25,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-03 15:21:25,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-03 15:21:25,609 INFO L87 Difference]: Start difference. First operand 8269 states and 30479 transitions. Second operand 9 states.