java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 17:13:24,945 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 17:13:24,948 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 17:13:24,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 17:13:24,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 17:13:24,971 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 17:13:24,973 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 17:13:24,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 17:13:24,976 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 17:13:24,977 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 17:13:24,978 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 17:13:24,978 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 17:13:24,979 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 17:13:24,980 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 17:13:24,981 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 17:13:24,982 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 17:13:24,983 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 17:13:24,985 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 17:13:24,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 17:13:24,989 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 17:13:24,990 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 17:13:24,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 17:13:24,994 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 17:13:24,995 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 17:13:24,995 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 17:13:24,996 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 17:13:24,997 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 17:13:24,998 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 17:13:24,999 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 17:13:25,000 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 17:13:25,001 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 17:13:25,001 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 17:13:25,002 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 17:13:25,002 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 17:13:25,003 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 17:13:25,004 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 17:13:25,004 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 17:13:25,017 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 17:13:25,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 17:13:25,023 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 17:13:25,023 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 17:13:25,024 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 17:13:25,024 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 17:13:25,024 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 17:13:25,024 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 17:13:25,024 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 17:13:25,025 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 17:13:25,025 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 17:13:25,025 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 17:13:25,025 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 17:13:25,026 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 17:13:25,026 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 17:13:25,027 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 17:13:25,027 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 17:13:25,027 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 17:13:25,027 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 17:13:25,027 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 17:13:25,028 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 17:13:25,029 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 17:13:25,029 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 17:13:25,030 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 17:13:25,030 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 17:13:25,030 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 17:13:25,030 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 17:13:25,030 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 17:13:25,032 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 17:13:25,032 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 17:13:25,032 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 17:13:25,032 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 17:13:25,032 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 17:13:25,033 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 17:13:25,033 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 17:13:25,033 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 17:13:25,033 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 17:13:25,033 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 17:13:25,034 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 17:13:25,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 17:13:25,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 17:13:25,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 17:13:25,109 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 17:13:25,110 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 17:13:25,111 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl [2018-12-03 17:13:25,111 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl' [2018-12-03 17:13:25,267 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 17:13:25,269 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 17:13:25,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:25,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 17:13:25,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 17:13:25,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,353 WARN L165 Inliner]: Program contained no entry procedure! [2018-12-03 17:13:25,353 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-12-03 17:13:25,353 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-12-03 17:13:25,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 17:13:25,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 17:13:25,362 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 17:13:25,362 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 17:13:25,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... [2018-12-03 17:13:25,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 17:13:25,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 17:13:25,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 17:13:25,489 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 17:13:25,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 17:13:25,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-12-03 17:13:25,566 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-12-03 17:13:25,566 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-12-03 17:13:29,712 INFO L272 CfgBuilder]: Using library mode [2018-12-03 17:13:29,713 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 17:13:29,713 INFO L202 PluginConnector]: Adding new model threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:29 BoogieIcfgContainer [2018-12-03 17:13:29,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 17:13:29,715 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-03 17:13:29,715 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-03 17:13:29,719 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-03 17:13:29,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 05:13:25" (1/2) ... [2018-12-03 17:13:29,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1443188 and model type threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.12 05:13:29, skipping insertion in model container [2018-12-03 17:13:29,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 05:13:29" (2/2) ... [2018-12-03 17:13:29,722 INFO L112 eAbstractionObserver]: Analyzing ICFG threadpooling_out3_Reals.bpl [2018-12-03 17:13:29,733 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-03 17:13:29,742 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 147 error locations. [2018-12-03 17:13:29,761 INFO L257 AbstractCegarLoop]: Starting to check reachability of 147 error locations. [2018-12-03 17:13:29,811 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-03 17:13:29,812 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-03 17:13:29,812 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-03 17:13:29,812 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-03 17:13:29,812 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-03 17:13:29,812 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-03 17:13:29,813 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-03 17:13:29,813 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-03 17:13:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states. [2018-12-03 17:13:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:29,865 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:29,866 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:29,873 INFO L423 AbstractCegarLoop]: === Iteration 1 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:29,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:29,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1371044428, now seen corresponding path program 1 times [2018-12-03 17:13:29,883 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:29,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:29,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:29,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:29,942 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:29,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:30,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:30,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:30,384 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:30,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:30,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:30,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:30,404 INFO L87 Difference]: Start difference. First operand 491 states. Second operand 6 states. [2018-12-03 17:13:30,884 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-03 17:13:37,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:37,913 INFO L93 Difference]: Finished difference Result 891 states and 2674 transitions. [2018-12-03 17:13:37,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:37,915 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:37,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:37,948 INFO L225 Difference]: With dead ends: 891 [2018-12-03 17:13:37,948 INFO L226 Difference]: Without dead ends: 866 [2018-12-03 17:13:37,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:37,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2018-12-03 17:13:38,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 666. [2018-12-03 17:13:38,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 666 states. [2018-12-03 17:13:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 666 states and 1944 transitions. [2018-12-03 17:13:38,098 INFO L78 Accepts]: Start accepts. Automaton has 666 states and 1944 transitions. Word has length 7 [2018-12-03 17:13:38,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:38,099 INFO L480 AbstractCegarLoop]: Abstraction has 666 states and 1944 transitions. [2018-12-03 17:13:38,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:38,099 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1944 transitions. [2018-12-03 17:13:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:38,101 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:38,101 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:38,105 INFO L423 AbstractCegarLoop]: === Iteration 2 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:38,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:38,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1357159216, now seen corresponding path program 1 times [2018-12-03 17:13:38,106 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:38,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:38,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:38,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:38,108 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:38,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:38,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:38,379 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:38,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:38,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:38,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:38,382 INFO L87 Difference]: Start difference. First operand 666 states and 1944 transitions. Second operand 6 states. [2018-12-03 17:13:44,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:44,231 INFO L93 Difference]: Finished difference Result 1066 states and 3294 transitions. [2018-12-03 17:13:44,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:44,231 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:44,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:44,242 INFO L225 Difference]: With dead ends: 1066 [2018-12-03 17:13:44,242 INFO L226 Difference]: Without dead ends: 1041 [2018-12-03 17:13:44,244 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-03 17:13:44,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-12-03 17:13:44,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 966. [2018-12-03 17:13:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 966 states. [2018-12-03 17:13:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 3014 transitions. [2018-12-03 17:13:44,333 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 3014 transitions. Word has length 7 [2018-12-03 17:13:44,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:44,334 INFO L480 AbstractCegarLoop]: Abstraction has 966 states and 3014 transitions. [2018-12-03 17:13:44,334 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:44,334 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 3014 transitions. [2018-12-03 17:13:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-03 17:13:44,335 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:44,335 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:44,339 INFO L423 AbstractCegarLoop]: === Iteration 3 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:44,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:44,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1986414648, now seen corresponding path program 1 times [2018-12-03 17:13:44,340 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:44,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:44,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:44,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:44,341 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:44,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:44,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-03 17:13:44,433 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:44,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-03 17:13:44,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-03 17:13:44,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-03 17:13:44,434 INFO L87 Difference]: Start difference. First operand 966 states and 3014 transitions. Second operand 6 states. [2018-12-03 17:13:48,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:13:48,222 INFO L93 Difference]: Finished difference Result 1241 states and 3914 transitions. [2018-12-03 17:13:48,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-03 17:13:48,223 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 7 [2018-12-03 17:13:48,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:13:48,234 INFO L225 Difference]: With dead ends: 1241 [2018-12-03 17:13:48,235 INFO L226 Difference]: Without dead ends: 1216 [2018-12-03 17:13:48,236 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 17:13:48,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2018-12-03 17:13:48,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1141. [2018-12-03 17:13:48,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1141 states. [2018-12-03 17:13:48,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 1141 states and 3634 transitions. [2018-12-03 17:13:48,387 INFO L78 Accepts]: Start accepts. Automaton has 1141 states and 3634 transitions. Word has length 7 [2018-12-03 17:13:48,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:13:48,387 INFO L480 AbstractCegarLoop]: Abstraction has 1141 states and 3634 transitions. [2018-12-03 17:13:48,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-03 17:13:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 3634 transitions. [2018-12-03 17:13:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:13:48,391 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:13:48,392 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:13:48,395 INFO L423 AbstractCegarLoop]: === Iteration 4 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:13:48,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:13:48,396 INFO L82 PathProgramCache]: Analyzing trace with hash -982469104, now seen corresponding path program 1 times [2018-12-03 17:13:48,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:13:48,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:48,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:13:48,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:13:48,397 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:13:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:13:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:13:48,731 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:13:48,731 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:13:48,732 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:13:48,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:13:48,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:13:48,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:13:48,733 INFO L87 Difference]: Start difference. First operand 1141 states and 3634 transitions. Second operand 10 states. [2018-12-03 17:14:08,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:08,625 INFO L93 Difference]: Finished difference Result 6841 states and 22916 transitions. [2018-12-03 17:14:08,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-12-03 17:14:08,626 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:14:08,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:08,677 INFO L225 Difference]: With dead ends: 6841 [2018-12-03 17:14:08,678 INFO L226 Difference]: Without dead ends: 6771 [2018-12-03 17:14:08,684 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=329, Invalid=1077, Unknown=0, NotChecked=0, Total=1406 [2018-12-03 17:14:08,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6771 states. [2018-12-03 17:14:09,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6771 to 2196. [2018-12-03 17:14:09,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2196 states. [2018-12-03 17:14:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 2196 states and 7575 transitions. [2018-12-03 17:14:09,115 INFO L78 Accepts]: Start accepts. Automaton has 2196 states and 7575 transitions. Word has length 12 [2018-12-03 17:14:09,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:09,115 INFO L480 AbstractCegarLoop]: Abstraction has 2196 states and 7575 transitions. [2018-12-03 17:14:09,115 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:14:09,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 7575 transitions. [2018-12-03 17:14:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:09,118 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:09,121 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:09,132 INFO L423 AbstractCegarLoop]: === Iteration 5 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:09,133 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:09,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1043183162, now seen corresponding path program 1 times [2018-12-03 17:14:09,133 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:09,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:09,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:09,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:09,135 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:09,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:09,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:14:09,322 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:09,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:14:09,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:14:09,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:14:09,324 INFO L87 Difference]: Start difference. First operand 2196 states and 7575 transitions. Second operand 10 states. [2018-12-03 17:14:27,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:27,055 INFO L93 Difference]: Finished difference Result 6911 states and 23153 transitions. [2018-12-03 17:14:27,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 17:14:27,062 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:14:27,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:27,113 INFO L225 Difference]: With dead ends: 6911 [2018-12-03 17:14:27,113 INFO L226 Difference]: Without dead ends: 6871 [2018-12-03 17:14:27,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=236, Invalid=756, Unknown=0, NotChecked=0, Total=992 [2018-12-03 17:14:27,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6871 states. [2018-12-03 17:14:27,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6871 to 2281. [2018-12-03 17:14:27,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2281 states. [2018-12-03 17:14:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 2281 states and 7882 transitions. [2018-12-03 17:14:27,644 INFO L78 Accepts]: Start accepts. Automaton has 2281 states and 7882 transitions. Word has length 12 [2018-12-03 17:14:27,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:27,645 INFO L480 AbstractCegarLoop]: Abstraction has 2281 states and 7882 transitions. [2018-12-03 17:14:27,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:14:27,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 7882 transitions. [2018-12-03 17:14:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:27,647 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:27,647 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:27,652 INFO L423 AbstractCegarLoop]: === Iteration 6 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:27,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:27,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1043025496, now seen corresponding path program 1 times [2018-12-03 17:14:27,653 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:27,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:27,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:27,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:27,654 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:27,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:27,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:27,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:14:27,939 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:27,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:14:27,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:14:27,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:14:27,940 INFO L87 Difference]: Start difference. First operand 2281 states and 7882 transitions. Second operand 10 states. [2018-12-03 17:14:45,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:14:45,270 INFO L93 Difference]: Finished difference Result 5781 states and 19210 transitions. [2018-12-03 17:14:45,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-03 17:14:45,271 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:14:45,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:14:45,293 INFO L225 Difference]: With dead ends: 5781 [2018-12-03 17:14:45,293 INFO L226 Difference]: Without dead ends: 5741 [2018-12-03 17:14:45,296 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=190, Invalid=622, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:14:45,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5741 states. [2018-12-03 17:14:45,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5741 to 2361. [2018-12-03 17:14:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2361 states. [2018-12-03 17:14:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2361 states and 8163 transitions. [2018-12-03 17:14:45,802 INFO L78 Accepts]: Start accepts. Automaton has 2361 states and 8163 transitions. Word has length 12 [2018-12-03 17:14:45,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:14:45,803 INFO L480 AbstractCegarLoop]: Abstraction has 2361 states and 8163 transitions. [2018-12-03 17:14:45,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:14:45,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 8163 transitions. [2018-12-03 17:14:45,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:14:45,805 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:14:45,805 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:14:45,806 INFO L423 AbstractCegarLoop]: === Iteration 7 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:14:45,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:14:45,806 INFO L82 PathProgramCache]: Analyzing trace with hash -888955155, now seen corresponding path program 1 times [2018-12-03 17:14:45,806 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:14:45,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:45,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:14:45,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:14:45,807 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:14:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:14:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:14:45,923 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:14:45,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:14:45,924 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:14:45,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:14:45,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:14:45,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:14:45,925 INFO L87 Difference]: Start difference. First operand 2361 states and 8163 transitions. Second operand 10 states. [2018-12-03 17:15:08,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:08,596 INFO L93 Difference]: Finished difference Result 8281 states and 27814 transitions. [2018-12-03 17:15:08,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-03 17:15:08,598 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:15:08,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:08,626 INFO L225 Difference]: With dead ends: 8281 [2018-12-03 17:15:08,627 INFO L226 Difference]: Without dead ends: 8241 [2018-12-03 17:15:08,631 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=395, Invalid=1411, Unknown=0, NotChecked=0, Total=1806 [2018-12-03 17:15:08,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2018-12-03 17:15:09,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 2621. [2018-12-03 17:15:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2621 states. [2018-12-03 17:15:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2621 states and 9185 transitions. [2018-12-03 17:15:09,372 INFO L78 Accepts]: Start accepts. Automaton has 2621 states and 9185 transitions. Word has length 12 [2018-12-03 17:15:09,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:09,373 INFO L480 AbstractCegarLoop]: Abstraction has 2621 states and 9185 transitions. [2018-12-03 17:15:09,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:15:09,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 9185 transitions. [2018-12-03 17:15:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:09,376 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:09,376 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:09,377 INFO L423 AbstractCegarLoop]: === Iteration 8 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:09,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:09,377 INFO L82 PathProgramCache]: Analyzing trace with hash -888797489, now seen corresponding path program 1 times [2018-12-03 17:15:09,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:09,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:09,378 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:09,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:09,379 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:09,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:09,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:09,506 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:15:09,506 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:09,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:15:09,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:15:09,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:15:09,508 INFO L87 Difference]: Start difference. First operand 2621 states and 9185 transitions. Second operand 10 states. [2018-12-03 17:15:32,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:32,000 INFO L93 Difference]: Finished difference Result 7096 states and 23619 transitions. [2018-12-03 17:15:32,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-03 17:15:32,001 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:15:32,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:32,025 INFO L225 Difference]: With dead ends: 7096 [2018-12-03 17:15:32,025 INFO L226 Difference]: Without dead ends: 7056 [2018-12-03 17:15:32,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=1029, Unknown=0, NotChecked=0, Total=1332 [2018-12-03 17:15:32,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7056 states. [2018-12-03 17:15:32,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7056 to 2541. [2018-12-03 17:15:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2541 states. [2018-12-03 17:15:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2541 states and 8894 transitions. [2018-12-03 17:15:32,736 INFO L78 Accepts]: Start accepts. Automaton has 2541 states and 8894 transitions. Word has length 12 [2018-12-03 17:15:32,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:32,736 INFO L480 AbstractCegarLoop]: Abstraction has 2541 states and 8894 transitions. [2018-12-03 17:15:32,736 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:15:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 8894 transitions. [2018-12-03 17:15:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:32,738 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:32,739 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:32,739 INFO L423 AbstractCegarLoop]: === Iteration 9 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:32,740 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:32,740 INFO L82 PathProgramCache]: Analyzing trace with hash -848105866, now seen corresponding path program 1 times [2018-12-03 17:15:32,740 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:32,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:32,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:32,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:32,741 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:32,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:32,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:15:32,879 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:32,880 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:15:32,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:15:32,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:15:32,881 INFO L87 Difference]: Start difference. First operand 2541 states and 8894 transitions. Second operand 10 states. [2018-12-03 17:15:54,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:15:54,586 INFO L93 Difference]: Finished difference Result 7001 states and 23688 transitions. [2018-12-03 17:15:54,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-03 17:15:54,587 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:15:54,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:15:54,603 INFO L225 Difference]: With dead ends: 7001 [2018-12-03 17:15:54,603 INFO L226 Difference]: Without dead ends: 6961 [2018-12-03 17:15:54,605 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=258, Invalid=798, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:15:54,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6961 states. [2018-12-03 17:15:55,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6961 to 2746. [2018-12-03 17:15:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2746 states. [2018-12-03 17:15:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 2746 states and 9675 transitions. [2018-12-03 17:15:55,467 INFO L78 Accepts]: Start accepts. Automaton has 2746 states and 9675 transitions. Word has length 12 [2018-12-03 17:15:55,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:15:55,467 INFO L480 AbstractCegarLoop]: Abstraction has 2746 states and 9675 transitions. [2018-12-03 17:15:55,467 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:15:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 9675 transitions. [2018-12-03 17:15:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:15:55,470 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:15:55,470 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:15:55,470 INFO L423 AbstractCegarLoop]: === Iteration 10 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:15:55,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:15:55,471 INFO L82 PathProgramCache]: Analyzing trace with hash -185713946, now seen corresponding path program 1 times [2018-12-03 17:15:55,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:15:55,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:55,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:15:55,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:15:55,472 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:15:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:15:55,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:15:55,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:15:55,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:15:55,617 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:15:55,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:15:55,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:15:55,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:15:55,618 INFO L87 Difference]: Start difference. First operand 2746 states and 9675 transitions. Second operand 10 states. [2018-12-03 17:16:21,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:16:21,758 INFO L93 Difference]: Finished difference Result 8481 states and 28844 transitions. [2018-12-03 17:16:21,758 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-03 17:16:21,758 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:16:21,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:16:21,779 INFO L225 Difference]: With dead ends: 8481 [2018-12-03 17:16:21,779 INFO L226 Difference]: Without dead ends: 8441 [2018-12-03 17:16:21,784 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 500 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=411, Invalid=1481, Unknown=0, NotChecked=0, Total=1892 [2018-12-03 17:16:21,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8441 states. [2018-12-03 17:16:22,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8441 to 3016. [2018-12-03 17:16:22,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3016 states. [2018-12-03 17:16:22,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 3016 states and 10734 transitions. [2018-12-03 17:16:22,934 INFO L78 Accepts]: Start accepts. Automaton has 3016 states and 10734 transitions. Word has length 12 [2018-12-03 17:16:22,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:16:22,935 INFO L480 AbstractCegarLoop]: Abstraction has 3016 states and 10734 transitions. [2018-12-03 17:16:22,935 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:16:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 10734 transitions. [2018-12-03 17:16:22,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:16:22,937 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:16:22,937 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:16:22,938 INFO L423 AbstractCegarLoop]: === Iteration 11 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:16:22,938 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:16:22,938 INFO L82 PathProgramCache]: Analyzing trace with hash -185556280, now seen corresponding path program 1 times [2018-12-03 17:16:22,939 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:16:22,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:22,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:16:22,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:22,945 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:16:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:16:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:16:23,151 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:16:23,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:16:23,152 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:16:23,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:16:23,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:16:23,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:16:23,153 INFO L87 Difference]: Start difference. First operand 3016 states and 10734 transitions. Second operand 10 states. [2018-12-03 17:16:49,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:16:49,255 INFO L93 Difference]: Finished difference Result 7486 states and 25342 transitions. [2018-12-03 17:16:49,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-03 17:16:49,256 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:16:49,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:16:49,276 INFO L225 Difference]: With dead ends: 7486 [2018-12-03 17:16:49,277 INFO L226 Difference]: Without dead ends: 7446 [2018-12-03 17:16:49,280 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=1156, Unknown=0, NotChecked=0, Total=1482 [2018-12-03 17:16:49,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7446 states. [2018-12-03 17:16:50,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7446 to 3021. [2018-12-03 17:16:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3021 states. [2018-12-03 17:16:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 3021 states and 10750 transitions. [2018-12-03 17:16:50,610 INFO L78 Accepts]: Start accepts. Automaton has 3021 states and 10750 transitions. Word has length 12 [2018-12-03 17:16:50,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:16:50,610 INFO L480 AbstractCegarLoop]: Abstraction has 3021 states and 10750 transitions. [2018-12-03 17:16:50,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:16:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 10750 transitions. [2018-12-03 17:16:50,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:16:50,612 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:16:50,612 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:16:50,612 INFO L423 AbstractCegarLoop]: === Iteration 12 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:16:50,613 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:16:50,613 INFO L82 PathProgramCache]: Analyzing trace with hash -144864657, now seen corresponding path program 1 times [2018-12-03 17:16:50,613 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:16:50,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:50,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:16:50,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:16:50,614 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:16:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:16:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:16:50,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:16:50,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:16:50,729 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:16:50,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:16:50,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:16:50,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:16:50,730 INFO L87 Difference]: Start difference. First operand 3021 states and 10750 transitions. Second operand 10 states. [2018-12-03 17:17:18,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:17:18,107 INFO L93 Difference]: Finished difference Result 7821 states and 26709 transitions. [2018-12-03 17:17:18,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-03 17:17:18,108 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:17:18,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:17:18,126 INFO L225 Difference]: With dead ends: 7821 [2018-12-03 17:17:18,126 INFO L226 Difference]: Without dead ends: 7781 [2018-12-03 17:17:18,128 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=276, Invalid=914, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 17:17:18,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7781 states. [2018-12-03 17:17:19,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7781 to 2831. [2018-12-03 17:17:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2831 states. [2018-12-03 17:17:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 9987 transitions. [2018-12-03 17:17:19,389 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 9987 transitions. Word has length 12 [2018-12-03 17:17:19,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:17:19,389 INFO L480 AbstractCegarLoop]: Abstraction has 2831 states and 9987 transitions. [2018-12-03 17:17:19,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:17:19,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 9987 transitions. [2018-12-03 17:17:19,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:17:19,391 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:17:19,391 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:17:19,392 INFO L423 AbstractCegarLoop]: === Iteration 13 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:17:19,392 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:17:19,392 INFO L82 PathProgramCache]: Analyzing trace with hash 357292439, now seen corresponding path program 1 times [2018-12-03 17:17:19,392 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:17:19,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:19,393 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:17:19,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:19,393 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:17:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:17:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:17:19,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:17:19,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:17:19,513 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:17:19,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:17:19,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:17:19,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:17:19,515 INFO L87 Difference]: Start difference. First operand 2831 states and 9987 transitions. Second operand 10 states. [2018-12-03 17:17:43,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:17:43,814 INFO L93 Difference]: Finished difference Result 7221 states and 24613 transitions. [2018-12-03 17:17:43,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-12-03 17:17:43,814 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:17:43,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:17:43,832 INFO L225 Difference]: With dead ends: 7221 [2018-12-03 17:17:43,832 INFO L226 Difference]: Without dead ends: 7181 [2018-12-03 17:17:43,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=275, Invalid=847, Unknown=0, NotChecked=0, Total=1122 [2018-12-03 17:17:43,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7181 states. [2018-12-03 17:17:45,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7181 to 2796. [2018-12-03 17:17:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2796 states. [2018-12-03 17:17:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 9820 transitions. [2018-12-03 17:17:45,022 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 9820 transitions. Word has length 12 [2018-12-03 17:17:45,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:17:45,022 INFO L480 AbstractCegarLoop]: Abstraction has 2796 states and 9820 transitions. [2018-12-03 17:17:45,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:17:45,023 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 9820 transitions. [2018-12-03 17:17:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:17:45,024 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:17:45,024 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:17:45,024 INFO L423 AbstractCegarLoop]: === Iteration 14 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:17:45,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:17:45,024 INFO L82 PathProgramCache]: Analyzing trace with hash 237326180, now seen corresponding path program 1 times [2018-12-03 17:17:45,025 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:17:45,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:45,025 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:17:45,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:17:45,026 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:17:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:17:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:17:45,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:17:45,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:17:45,130 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:17:45,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:17:45,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:17:45,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:17:45,131 INFO L87 Difference]: Start difference. First operand 2796 states and 9820 transitions. Second operand 10 states. [2018-12-03 17:18:13,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:18:13,138 INFO L93 Difference]: Finished difference Result 11586 states and 40124 transitions. [2018-12-03 17:18:13,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-12-03 17:18:13,138 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:18:13,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:18:13,161 INFO L225 Difference]: With dead ends: 11586 [2018-12-03 17:18:13,162 INFO L226 Difference]: Without dead ends: 8791 [2018-12-03 17:18:13,169 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 447 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=337, Invalid=1303, Unknown=0, NotChecked=0, Total=1640 [2018-12-03 17:18:13,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8791 states. [2018-12-03 17:18:15,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8791 to 3781. [2018-12-03 17:18:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3781 states. [2018-12-03 17:18:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3781 states and 13482 transitions. [2018-12-03 17:18:15,504 INFO L78 Accepts]: Start accepts. Automaton has 3781 states and 13482 transitions. Word has length 12 [2018-12-03 17:18:15,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:18:15,504 INFO L480 AbstractCegarLoop]: Abstraction has 3781 states and 13482 transitions. [2018-12-03 17:18:15,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:18:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3781 states and 13482 transitions. [2018-12-03 17:18:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:18:15,506 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:18:15,506 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:18:15,507 INFO L423 AbstractCegarLoop]: === Iteration 15 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:18:15,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:18:15,507 INFO L82 PathProgramCache]: Analyzing trace with hash 548552757, now seen corresponding path program 1 times [2018-12-03 17:18:15,508 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:18:15,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:15,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:18:15,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:15,509 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:18:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:18:15,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:18:15,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:18:15,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:18:15,628 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:18:15,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:18:15,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:18:15,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:18:15,629 INFO L87 Difference]: Start difference. First operand 3781 states and 13482 transitions. Second operand 10 states. [2018-12-03 17:18:49,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:18:49,104 INFO L93 Difference]: Finished difference Result 11961 states and 40927 transitions. [2018-12-03 17:18:49,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-03 17:18:49,104 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:18:49,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:18:49,128 INFO L225 Difference]: With dead ends: 11961 [2018-12-03 17:18:49,128 INFO L226 Difference]: Without dead ends: 11891 [2018-12-03 17:18:49,131 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 482 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=387, Invalid=1335, Unknown=0, NotChecked=0, Total=1722 [2018-12-03 17:18:49,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11891 states. [2018-12-03 17:18:51,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11891 to 4163. [2018-12-03 17:18:51,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4163 states. [2018-12-03 17:18:51,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 4163 states and 14981 transitions. [2018-12-03 17:18:51,901 INFO L78 Accepts]: Start accepts. Automaton has 4163 states and 14981 transitions. Word has length 12 [2018-12-03 17:18:51,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:18:51,901 INFO L480 AbstractCegarLoop]: Abstraction has 4163 states and 14981 transitions. [2018-12-03 17:18:51,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:18:51,901 INFO L276 IsEmpty]: Start isEmpty. Operand 4163 states and 14981 transitions. [2018-12-03 17:18:51,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:18:51,903 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:18:51,903 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:18:51,904 INFO L423 AbstractCegarLoop]: === Iteration 16 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:18:51,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:18:51,904 INFO L82 PathProgramCache]: Analyzing trace with hash 487838699, now seen corresponding path program 1 times [2018-12-03 17:18:51,904 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:18:51,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:51,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:18:51,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:18:51,905 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:18:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:18:52,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:18:52,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:18:52,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:18:52,017 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:18:52,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:18:52,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:18:52,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:18:52,019 INFO L87 Difference]: Start difference. First operand 4163 states and 14981 transitions. Second operand 10 states. [2018-12-03 17:19:22,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:19:22,150 INFO L93 Difference]: Finished difference Result 11156 states and 38386 transitions. [2018-12-03 17:19:22,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-03 17:19:22,150 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:19:22,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:19:22,177 INFO L225 Difference]: With dead ends: 11156 [2018-12-03 17:19:22,177 INFO L226 Difference]: Without dead ends: 11116 [2018-12-03 17:19:22,181 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=248, Invalid=682, Unknown=0, NotChecked=0, Total=930 [2018-12-03 17:19:22,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11116 states. [2018-12-03 17:19:25,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11116 to 4169. [2018-12-03 17:19:25,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4169 states. [2018-12-03 17:19:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 15008 transitions. [2018-12-03 17:19:25,235 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 15008 transitions. Word has length 12 [2018-12-03 17:19:25,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:19:25,235 INFO L480 AbstractCegarLoop]: Abstraction has 4169 states and 15008 transitions. [2018-12-03 17:19:25,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:19:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 15008 transitions. [2018-12-03 17:19:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:19:25,237 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:19:25,238 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:19:25,238 INFO L423 AbstractCegarLoop]: === Iteration 17 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:19:25,239 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:19:25,239 INFO L82 PathProgramCache]: Analyzing trace with hash 487996365, now seen corresponding path program 1 times [2018-12-03 17:19:25,239 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:19:25,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:25,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:19:25,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:25,240 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:19:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:19:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:19:25,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:19:25,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:19:25,346 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:19:25,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:19:25,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:19:25,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:19:25,347 INFO L87 Difference]: Start difference. First operand 4169 states and 15008 transitions. Second operand 10 states. [2018-12-03 17:19:53,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:19:53,804 INFO L93 Difference]: Finished difference Result 9276 states and 31708 transitions. [2018-12-03 17:19:53,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 17:19:53,804 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:19:53,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:19:53,825 INFO L225 Difference]: With dead ends: 9276 [2018-12-03 17:19:53,825 INFO L226 Difference]: Without dead ends: 9236 [2018-12-03 17:19:53,828 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=184, Invalid=466, Unknown=0, NotChecked=0, Total=650 [2018-12-03 17:19:53,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9236 states. [2018-12-03 17:19:56,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9236 to 4257. [2018-12-03 17:19:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4257 states. [2018-12-03 17:19:56,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4257 states to 4257 states and 15328 transitions. [2018-12-03 17:19:56,925 INFO L78 Accepts]: Start accepts. Automaton has 4257 states and 15328 transitions. Word has length 12 [2018-12-03 17:19:56,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:19:56,926 INFO L480 AbstractCegarLoop]: Abstraction has 4257 states and 15328 transitions. [2018-12-03 17:19:56,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:19:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 4257 states and 15328 transitions. [2018-12-03 17:19:56,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:19:56,928 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:19:56,928 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:19:56,928 INFO L423 AbstractCegarLoop]: === Iteration 18 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:19:56,929 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:19:56,929 INFO L82 PathProgramCache]: Analyzing trace with hash 981738642, now seen corresponding path program 1 times [2018-12-03 17:19:56,929 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:19:56,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:56,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:19:56,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:19:56,930 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:19:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:19:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:19:57,401 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:19:57,401 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:19:57,401 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:19:57,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:19:57,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:19:57,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:19:57,402 INFO L87 Difference]: Start difference. First operand 4257 states and 15328 transitions. Second operand 10 states. [2018-12-03 17:19:57,737 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2018-12-03 17:20:12,405 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 16 [2018-12-03 17:20:27,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:20:27,126 INFO L93 Difference]: Finished difference Result 12537 states and 44290 transitions. [2018-12-03 17:20:27,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-12-03 17:20:27,126 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:20:27,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:20:27,152 INFO L225 Difference]: With dead ends: 12537 [2018-12-03 17:20:27,152 INFO L226 Difference]: Without dead ends: 12393 [2018-12-03 17:20:27,155 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=196, Invalid=616, Unknown=0, NotChecked=0, Total=812 [2018-12-03 17:20:27,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12393 states. [2018-12-03 17:20:33,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12393 to 7732. [2018-12-03 17:20:33,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7732 states. [2018-12-03 17:20:33,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7732 states to 7732 states and 28314 transitions. [2018-12-03 17:20:33,933 INFO L78 Accepts]: Start accepts. Automaton has 7732 states and 28314 transitions. Word has length 12 [2018-12-03 17:20:33,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:20:33,934 INFO L480 AbstractCegarLoop]: Abstraction has 7732 states and 28314 transitions. [2018-12-03 17:20:33,934 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:20:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7732 states and 28314 transitions. [2018-12-03 17:20:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:20:33,936 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:20:33,937 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:20:33,937 INFO L423 AbstractCegarLoop]: === Iteration 19 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:20:33,937 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:20:33,938 INFO L82 PathProgramCache]: Analyzing trace with hash 981902012, now seen corresponding path program 1 times [2018-12-03 17:20:33,938 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:20:33,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:20:33,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:20:33,939 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:20:33,939 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:20:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:20:34,241 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 17:20:34,242 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:20:34,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:20:34,242 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:20:34,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:20:34,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:20:34,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:20:34,244 INFO L87 Difference]: Start difference. First operand 7732 states and 28314 transitions. Second operand 10 states. [2018-12-03 17:21:04,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:21:04,072 INFO L93 Difference]: Finished difference Result 12157 states and 42625 transitions. [2018-12-03 17:21:04,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 17:21:04,073 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:21:04,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:21:04,101 INFO L225 Difference]: With dead ends: 12157 [2018-12-03 17:21:04,101 INFO L226 Difference]: Without dead ends: 12117 [2018-12-03 17:21:04,104 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2018-12-03 17:21:04,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12117 states. [2018-12-03 17:21:10,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12117 to 7882. [2018-12-03 17:21:10,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7882 states. [2018-12-03 17:21:10,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7882 states to 7882 states and 28854 transitions. [2018-12-03 17:21:10,921 INFO L78 Accepts]: Start accepts. Automaton has 7882 states and 28854 transitions. Word has length 12 [2018-12-03 17:21:10,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:21:10,921 INFO L480 AbstractCegarLoop]: Abstraction has 7882 states and 28854 transitions. [2018-12-03 17:21:10,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:21:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 7882 states and 28854 transitions. [2018-12-03 17:21:10,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:21:10,923 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:21:10,923 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:21:10,924 INFO L423 AbstractCegarLoop]: === Iteration 20 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:21:10,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:21:10,924 INFO L82 PathProgramCache]: Analyzing trace with hash 981896308, now seen corresponding path program 1 times [2018-12-03 17:21:10,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:21:10,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:10,925 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:21:10,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:10,926 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:21:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:21:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:21:11,125 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:21:11,125 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:21:11,125 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:21:11,125 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:21:11,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:21:11,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:21:11,126 INFO L87 Difference]: Start difference. First operand 7882 states and 28854 transitions. Second operand 10 states. [2018-12-03 17:21:45,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:21:45,282 INFO L93 Difference]: Finished difference Result 13352 states and 47128 transitions. [2018-12-03 17:21:45,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-03 17:21:45,282 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:21:45,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:21:45,319 INFO L225 Difference]: With dead ends: 13352 [2018-12-03 17:21:45,319 INFO L226 Difference]: Without dead ends: 13312 [2018-12-03 17:21:45,324 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=221, Invalid=709, Unknown=0, NotChecked=0, Total=930 [2018-12-03 17:21:45,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13312 states. [2018-12-03 17:21:52,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13312 to 8207. [2018-12-03 17:21:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8207 states. [2018-12-03 17:21:52,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8207 states to 8207 states and 30159 transitions. [2018-12-03 17:21:52,865 INFO L78 Accepts]: Start accepts. Automaton has 8207 states and 30159 transitions. Word has length 12 [2018-12-03 17:21:52,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:21:52,865 INFO L480 AbstractCegarLoop]: Abstraction has 8207 states and 30159 transitions. [2018-12-03 17:21:52,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:21:52,865 INFO L276 IsEmpty]: Start isEmpty. Operand 8207 states and 30159 transitions. [2018-12-03 17:21:52,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:21:52,867 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:21:52,868 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:21:52,868 INFO L423 AbstractCegarLoop]: === Iteration 21 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:21:52,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:21:52,869 INFO L82 PathProgramCache]: Analyzing trace with hash 1524745027, now seen corresponding path program 1 times [2018-12-03 17:21:52,869 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:21:52,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:52,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:21:52,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:21:52,870 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:21:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:21:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:21:53,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:21:53,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:21:53,097 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:21:53,097 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:21:53,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:21:53,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:21:53,098 INFO L87 Difference]: Start difference. First operand 8207 states and 30159 transitions. Second operand 10 states. [2018-12-03 17:22:29,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:22:29,959 INFO L93 Difference]: Finished difference Result 24178 states and 88004 transitions. [2018-12-03 17:22:29,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-03 17:22:29,960 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:22:29,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:22:29,996 INFO L225 Difference]: With dead ends: 24178 [2018-12-03 17:22:29,997 INFO L226 Difference]: Without dead ends: 15972 [2018-12-03 17:22:30,011 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=274, Invalid=916, Unknown=0, NotChecked=0, Total=1190 [2018-12-03 17:22:30,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15972 states. [2018-12-03 17:22:38,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15972 to 9382. [2018-12-03 17:22:38,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9382 states. [2018-12-03 17:22:39,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9382 states to 9382 states and 33834 transitions. [2018-12-03 17:22:39,010 INFO L78 Accepts]: Start accepts. Automaton has 9382 states and 33834 transitions. Word has length 12 [2018-12-03 17:22:39,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:22:39,010 INFO L480 AbstractCegarLoop]: Abstraction has 9382 states and 33834 transitions. [2018-12-03 17:22:39,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:22:39,010 INFO L276 IsEmpty]: Start isEmpty. Operand 9382 states and 33834 transitions. [2018-12-03 17:22:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:22:39,013 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:22:39,013 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:22:39,013 INFO L423 AbstractCegarLoop]: === Iteration 22 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:22:39,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:22:39,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1533720705, now seen corresponding path program 1 times [2018-12-03 17:22:39,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:22:39,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:22:39,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:22:39,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:22:39,015 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:22:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:22:39,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:22:39,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:22:39,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:22:39,168 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:22:39,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:22:39,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:22:39,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:22:39,169 INFO L87 Difference]: Start difference. First operand 9382 states and 33834 transitions. Second operand 10 states. [2018-12-03 17:23:08,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:23:08,165 INFO L93 Difference]: Finished difference Result 13252 states and 46345 transitions. [2018-12-03 17:23:08,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-12-03 17:23:08,167 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:23:08,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:23:08,195 INFO L225 Difference]: With dead ends: 13252 [2018-12-03 17:23:08,195 INFO L226 Difference]: Without dead ends: 13212 [2018-12-03 17:23:08,199 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2018-12-03 17:23:08,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13212 states. [2018-12-03 17:23:16,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13212 to 9372. [2018-12-03 17:23:16,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9372 states. [2018-12-03 17:23:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9372 states to 9372 states and 33817 transitions. [2018-12-03 17:23:17,020 INFO L78 Accepts]: Start accepts. Automaton has 9372 states and 33817 transitions. Word has length 12 [2018-12-03 17:23:17,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:23:17,020 INFO L480 AbstractCegarLoop]: Abstraction has 9372 states and 33817 transitions. [2018-12-03 17:23:17,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:23:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 9372 states and 33817 transitions. [2018-12-03 17:23:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:23:17,023 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:23:17,024 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:23:17,024 INFO L423 AbstractCegarLoop]: === Iteration 23 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:23:17,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:23:17,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1533715001, now seen corresponding path program 1 times [2018-12-03 17:23:17,025 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:23:17,025 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:17,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:23:17,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:17,026 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:23:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:23:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:23:17,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:23:17,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:23:17,184 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:23:17,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:23:17,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:23:17,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:23:17,186 INFO L87 Difference]: Start difference. First operand 9372 states and 33817 transitions. Second operand 10 states. [2018-12-03 17:23:50,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:23:50,533 INFO L93 Difference]: Finished difference Result 14342 states and 50333 transitions. [2018-12-03 17:23:50,533 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 17:23:50,534 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:23:50,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:23:50,567 INFO L225 Difference]: With dead ends: 14342 [2018-12-03 17:23:50,567 INFO L226 Difference]: Without dead ends: 14302 [2018-12-03 17:23:50,571 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=194, Invalid=676, Unknown=0, NotChecked=0, Total=870 [2018-12-03 17:23:50,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14302 states. [2018-12-03 17:23:59,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14302 to 9222. [2018-12-03 17:23:59,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9222 states. [2018-12-03 17:23:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9222 states to 9222 states and 33277 transitions. [2018-12-03 17:23:59,395 INFO L78 Accepts]: Start accepts. Automaton has 9222 states and 33277 transitions. Word has length 12 [2018-12-03 17:23:59,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:23:59,395 INFO L480 AbstractCegarLoop]: Abstraction has 9222 states and 33277 transitions. [2018-12-03 17:23:59,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:23:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 9222 states and 33277 transitions. [2018-12-03 17:23:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:23:59,398 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:23:59,398 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:23:59,399 INFO L423 AbstractCegarLoop]: === Iteration 24 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:23:59,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:23:59,399 INFO L82 PathProgramCache]: Analyzing trace with hash -750152967, now seen corresponding path program 1 times [2018-12-03 17:23:59,399 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:23:59,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:59,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:23:59,400 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:23:59,400 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:23:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:23:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:23:59,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:23:59,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:23:59,656 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:23:59,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:23:59,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:23:59,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:23:59,657 INFO L87 Difference]: Start difference. First operand 9222 states and 33277 transitions. Second operand 10 states. [2018-12-03 17:24:50,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:24:50,301 INFO L93 Difference]: Finished difference Result 26367 states and 93702 transitions. [2018-12-03 17:24:50,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-03 17:24:50,302 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:24:50,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:24:50,362 INFO L225 Difference]: With dead ends: 26367 [2018-12-03 17:24:50,362 INFO L226 Difference]: Without dead ends: 26327 [2018-12-03 17:24:50,368 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 514 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=374, Invalid=1432, Unknown=0, NotChecked=0, Total=1806 [2018-12-03 17:24:50,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26327 states. [2018-12-03 17:25:05,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26327 to 14407. [2018-12-03 17:25:05,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14407 states. [2018-12-03 17:25:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14407 states to 14407 states and 52964 transitions. [2018-12-03 17:25:05,699 INFO L78 Accepts]: Start accepts. Automaton has 14407 states and 52964 transitions. Word has length 12 [2018-12-03 17:25:05,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:25:05,700 INFO L480 AbstractCegarLoop]: Abstraction has 14407 states and 52964 transitions. [2018-12-03 17:25:05,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:25:05,700 INFO L276 IsEmpty]: Start isEmpty. Operand 14407 states and 52964 transitions. [2018-12-03 17:25:05,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:25:05,702 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:25:05,703 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:25:05,703 INFO L423 AbstractCegarLoop]: === Iteration 25 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:25:05,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:25:05,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1246485079, now seen corresponding path program 1 times [2018-12-03 17:25:05,704 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:25:05,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:25:05,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:25:05,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:25:05,705 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:25:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:25:06,189 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-12-03 17:25:06,435 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-12-03 17:25:06,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:25:06,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:25:06,584 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:25:06,584 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:25:06,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:25:06,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:25:06,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:25:06,585 INFO L87 Difference]: Start difference. First operand 14407 states and 52964 transitions. Second operand 10 states. [2018-12-03 17:25:53,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:25:53,703 INFO L93 Difference]: Finished difference Result 22527 states and 80536 transitions. [2018-12-03 17:25:53,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-12-03 17:25:53,703 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:25:53,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:25:53,761 INFO L225 Difference]: With dead ends: 22527 [2018-12-03 17:25:53,761 INFO L226 Difference]: Without dead ends: 22487 [2018-12-03 17:25:53,767 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=217, Invalid=653, Unknown=0, NotChecked=0, Total=870 [2018-12-03 17:25:53,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22487 states. [2018-12-03 17:26:10,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22487 to 15137. [2018-12-03 17:26:10,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15137 states. [2018-12-03 17:26:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15137 states to 15137 states and 55780 transitions. [2018-12-03 17:26:10,200 INFO L78 Accepts]: Start accepts. Automaton has 15137 states and 55780 transitions. Word has length 12 [2018-12-03 17:26:10,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-03 17:26:10,200 INFO L480 AbstractCegarLoop]: Abstraction has 15137 states and 55780 transitions. [2018-12-03 17:26:10,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-03 17:26:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 15137 states and 55780 transitions. [2018-12-03 17:26:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-03 17:26:10,203 INFO L394 BasicCegarLoop]: Found error trace [2018-12-03 17:26:10,203 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-03 17:26:10,204 INFO L423 AbstractCegarLoop]: === Iteration 26 === [productErr105ASSERT_VIOLATIONASSERT, productErr125ASSERT_VIOLATIONASSERT, productErr96ASSERT_VIOLATIONASSERT, productErr32ASSERT_VIOLATIONASSERT, productErr68ASSERT_VIOLATIONASSERT, productErr40ASSERT_VIOLATIONASSERT, productErr60ASSERT_VIOLATIONASSERT, productErr88ASSERT_VIOLATIONASSERT, productErr21ASSERT_VIOLATIONASSERT, productErr36ASSERT_VIOLATIONASSERT, productErr134ASSERT_VIOLATIONASSERT, productErr78ASSERT_VIOLATIONASSERT, productErr91ASSERT_VIOLATIONASSERT, productErr82ASSERT_VIOLATIONASSERT, productErr75ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT, productErr24ASSERT_VIOLATIONASSERT, productErr109ASSERT_VIOLATIONASSERT, productErr137ASSERT_VIOLATIONASSERT, productErr57ASSERT_VIOLATIONASSERT, productErr100ASSERT_VIOLATIONASSERT, productErr38ASSERT_VIOLATIONASSERT, productErr129ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr65ASSERT_VIOLATIONASSERT, productErr23ASSERT_VIOLATIONASSERT, productErr133ASSERT_VIOLATIONASSERT, productErr69ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr33ASSERT_VIOLATIONASSERT, productErr136ASSERT_VIOLATIONASSERT, productErr102ASSERT_VIOLATIONASSERT, productErr120ASSERT_VIOLATIONASSERT, productErr56ASSERT_VIOLATIONASSERT, productErr126ASSERT_VIOLATIONASSERT, productErr97ASSERT_VIOLATIONASSERT, productErr123ASSERT_VIOLATIONASSERT, productErr71ASSERT_VIOLATIONASSERT, productErr144ASSERT_VIOLATIONASSERT, productErr72ASSERT_VIOLATIONASSERT, productErr46ASSERT_VIOLATIONASSERT, productErr143ASSERT_VIOLATIONASSERT, productErr135ASSERT_VIOLATIONASSERT, productErr103ASSERT_VIOLATIONASSERT, productErr116ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr59ASSERT_VIOLATIONASSERT, productErr112ASSERT_VIOLATIONASSERT, productErr41ASSERT_VIOLATIONASSERT, productErr108ASSERT_VIOLATIONASSERT, productErr47ASSERT_VIOLATIONASSERT, productErr64ASSERT_VIOLATIONASSERT, productErr115ASSERT_VIOLATIONASSERT, productErr52ASSERT_VIOLATIONASSERT, productErr73ASSERT_VIOLATIONASSERT, productErr44ASSERT_VIOLATIONASSERT, productErr31ASSERT_VIOLATIONASSERT, productErr43ASSERT_VIOLATIONASSERT, productErr54ASSERT_VIOLATIONASSERT, productErr16ASSERT_VIOLATIONASSERT, productErr70ASSERT_VIOLATIONASSERT, productErr86ASSERT_VIOLATIONASSERT, productErr45ASSERT_VIOLATIONASSERT, productErr49ASSERT_VIOLATIONASSERT, productErr62ASSERT_VIOLATIONASSERT, productErr22ASSERT_VIOLATIONASSERT, productErr67ASSERT_VIOLATIONASSERT, productErr92ASSERT_VIOLATIONASSERT, productErr51ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr85ASSERT_VIOLATIONASSERT, productErr53ASSERT_VIOLATIONASSERT, productErr77ASSERT_VIOLATIONASSERT, productErr42ASSERT_VIOLATIONASSERT, productErr101ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr130ASSERT_VIOLATIONASSERT, productErr81ASSERT_VIOLATIONASSERT, productErr94ASSERT_VIOLATIONASSERT, productErr104ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr127ASSERT_VIOLATIONASSERT, productErr63ASSERT_VIOLATIONASSERT, productErr113ASSERT_VIOLATIONASSERT, productErr66ASSERT_VIOLATIONASSERT, productErr124ASSERT_VIOLATIONASSERT, productErr110ASSERT_VIOLATIONASSERT, productErr28ASSERT_VIOLATIONASSERT, productErr35ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr93ASSERT_VIOLATIONASSERT, productErr138ASSERT_VIOLATIONASSERT, productErr0ASSERT_VIOLATIONASSERT, productErr58ASSERT_VIOLATIONASSERT, productErr76ASSERT_VIOLATIONASSERT, productErr87ASSERT_VIOLATIONASSERT, productErr95ASSERT_VIOLATIONASSERT, productErr117ASSERT_VIOLATIONASSERT, productErr142ASSERT_VIOLATIONASSERT, productErr99ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr30ASSERT_VIOLATIONASSERT, productErr118ASSERT_VIOLATIONASSERT, productErr131ASSERT_VIOLATIONASSERT, productErr27ASSERT_VIOLATIONASSERT, productErr20ASSERT_VIOLATIONASSERT, productErr132ASSERT_VIOLATIONASSERT, productErr98ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr34ASSERT_VIOLATIONASSERT, productErr141ASSERT_VIOLATIONASSERT, productErr140ASSERT_VIOLATIONASSERT, productErr17ASSERT_VIOLATIONASSERT, productErr107ASSERT_VIOLATIONASSERT, productErr119ASSERT_VIOLATIONASSERT, productErr121ASSERT_VIOLATIONASSERT, productErr106ASSERT_VIOLATIONASSERT, productErr114ASSERT_VIOLATIONASSERT, productErr122ASSERT_VIOLATIONASSERT, productErr146ASSERT_VIOLATIONASSERT, productErr26ASSERT_VIOLATIONASSERT, productErr61ASSERT_VIOLATIONASSERT, productErr39ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr37ASSERT_VIOLATIONASSERT, productErr80ASSERT_VIOLATIONASSERT, productErr25ASSERT_VIOLATIONASSERT, productErr83ASSERT_VIOLATIONASSERT, productErr89ASSERT_VIOLATIONASSERT, productErr128ASSERT_VIOLATIONASSERT, productErr111ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr55ASSERT_VIOLATIONASSERT, productErr14ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr74ASSERT_VIOLATIONASSERT, productErr84ASSERT_VIOLATIONASSERT, productErr18ASSERT_VIOLATIONASSERT, productErr29ASSERT_VIOLATIONASSERT, productErr48ASSERT_VIOLATIONASSERT, productErr145ASSERT_VIOLATIONASSERT, productErr139ASSERT_VIOLATIONASSERT, productErr79ASSERT_VIOLATIONASSERT, productErr15ASSERT_VIOLATIONASSERT, productErr19ASSERT_VIOLATIONASSERT, productErr50ASSERT_VIOLATIONASSERT, productErr90ASSERT_VIOLATIONASSERT]=== [2018-12-03 17:26:10,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 17:26:10,204 INFO L82 PathProgramCache]: Analyzing trace with hash 1185771021, now seen corresponding path program 1 times [2018-12-03 17:26:10,204 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-03 17:26:10,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:10,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-03 17:26:10,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-03 17:26:10,205 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-03 17:26:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 17:26:10,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 17:26:10,421 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-03 17:26:10,421 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-03 17:26:10,421 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-03 17:26:10,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-03 17:26:10,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-03 17:26:10,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-03 17:26:10,423 INFO L87 Difference]: Start difference. First operand 15137 states and 55780 transitions. Second operand 10 states. [2018-12-03 17:26:21,403 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-03 17:27:02,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-03 17:27:02,623 INFO L93 Difference]: Finished difference Result 23387 states and 83579 transitions. [2018-12-03 17:27:02,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-12-03 17:27:02,623 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2018-12-03 17:27:02,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-03 17:27:02,684 INFO L225 Difference]: With dead ends: 23387 [2018-12-03 17:27:02,685 INFO L226 Difference]: Without dead ends: 23347 [2018-12-03 17:27:02,690 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=253, Invalid=803, Unknown=0, NotChecked=0, Total=1056 [2018-12-03 17:27:02,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23347 states.