java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label08_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:09:43,620 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:09:43,623 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:09:43,634 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:09:43,635 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:09:43,636 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:09:43,637 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:09:43,639 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:09:43,641 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:09:43,644 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:09:43,645 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:09:43,649 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:09:43,650 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:09:43,654 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:09:43,655 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:09:43,656 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:09:43,657 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:09:43,661 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:09:43,667 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:09:43,669 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:09:43,671 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:09:43,673 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:09:43,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-25 00:09:43,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-25 00:09:43,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-25 00:09:43,678 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-25 00:09:43,679 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-25 00:09:43,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-25 00:09:43,680 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-25 00:09:43,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-25 00:09:43,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-25 00:09:43,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-25 00:09:43,687 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 00:09:43,717 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:09:43,718 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:09:43,719 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:09:43,722 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:09:43,722 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:09:43,722 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:09:43,722 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:09:43,723 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:09:43,723 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:09:43,723 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:09:43,723 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:09:43,723 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:09:43,724 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:09:43,724 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:09:43,725 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:09:43,725 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:09:43,725 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:09:43,725 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:09:43,726 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:09:43,726 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:09:43,726 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:09:43,726 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:09:43,726 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:09:43,727 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:09:43,727 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:09:43,727 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:09:43,727 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:09:43,727 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:09:43,728 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:09:43,728 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:09:43,728 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:09:43,728 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:09:43,728 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:09:43,729 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:09:43,729 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:09:43,729 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:09:43,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:09:43,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:09:43,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:09:43,810 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:09:43,810 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:09:43,811 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label08_true-unreach-call.c [2018-10-25 00:09:43,872 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9ced2f0d2/4765bd6def7249b79c4edc0710755dc1/FLAGcf54b5b6d [2018-10-25 00:09:44,533 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:09:44,534 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label08_true-unreach-call.c [2018-10-25 00:09:44,552 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9ced2f0d2/4765bd6def7249b79c4edc0710755dc1/FLAGcf54b5b6d [2018-10-25 00:09:44,567 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9ced2f0d2/4765bd6def7249b79c4edc0710755dc1 [2018-10-25 00:09:44,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:09:44,583 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:09:44,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:09:44,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:09:44,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:09:44,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:09:44" (1/1) ... [2018-10-25 00:09:44,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d5e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:44, skipping insertion in model container [2018-10-25 00:09:44,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:09:44" (1/1) ... [2018-10-25 00:09:44,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:09:44,691 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:09:45,376 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:09:45,381 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:09:45,656 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:09:45,680 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:09:45,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45 WrapperNode [2018-10-25 00:09:45,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:09:45,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:09:45,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:09:45,683 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:09:45,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:45,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:45,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:09:45,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:09:45,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:09:45,966 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:09:45,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:45,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:45,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:45,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:46,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:46,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:46,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... [2018-10-25 00:09:46,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:09:46,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:09:46,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:09:46,107 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:09:46,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:09:46,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:09:46,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:09:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:09:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:09:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:09:46,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:09:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:09:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:09:50,889 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:09:50,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:09:50 BoogieIcfgContainer [2018-10-25 00:09:50,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:09:50,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:09:50,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:09:50,894 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:09:50,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:09:44" (1/3) ... [2018-10-25 00:09:50,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d05e0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:09:50, skipping insertion in model container [2018-10-25 00:09:50,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:09:45" (2/3) ... [2018-10-25 00:09:50,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d05e0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:09:50, skipping insertion in model container [2018-10-25 00:09:50,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:09:50" (3/3) ... [2018-10-25 00:09:50,897 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label08_true-unreach-call.c [2018-10-25 00:09:50,905 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:09:50,914 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:09:50,928 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:09:50,967 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:09:50,967 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:09:50,968 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:09:50,968 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:09:50,968 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:09:50,968 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:09:50,968 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:09:50,968 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:09:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-10-25 00:09:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-25 00:09:51,016 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:09:51,017 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:09:51,019 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:09:51,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:09:51,025 INFO L82 PathProgramCache]: Analyzing trace with hash -555774503, now seen corresponding path program 1 times [2018-10-25 00:09:51,027 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:09:51,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:51,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:09:51,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:51,075 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:09:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:09:51,980 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:09:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:09:52,183 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:09:52,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:09:52,183 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:09:52,190 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:09:52,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:09:52,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:09:52,209 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-10-25 00:09:54,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:09:54,591 INFO L93 Difference]: Finished difference Result 838 states and 1479 transitions. [2018-10-25 00:09:54,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:09:54,592 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 164 [2018-10-25 00:09:54,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:09:54,615 INFO L225 Difference]: With dead ends: 838 [2018-10-25 00:09:54,616 INFO L226 Difference]: Without dead ends: 524 [2018-10-25 00:09:54,624 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:09:54,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-10-25 00:09:54,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 522. [2018-10-25 00:09:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2018-10-25 00:09:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 890 transitions. [2018-10-25 00:09:54,718 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 890 transitions. Word has length 164 [2018-10-25 00:09:54,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:09:54,719 INFO L481 AbstractCegarLoop]: Abstraction has 522 states and 890 transitions. [2018-10-25 00:09:54,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:09:54,720 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 890 transitions. [2018-10-25 00:09:54,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-25 00:09:54,728 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:09:54,728 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:09:54,728 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:09:54,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:09:54,729 INFO L82 PathProgramCache]: Analyzing trace with hash -325733952, now seen corresponding path program 1 times [2018-10-25 00:09:54,729 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:09:54,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:54,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:09:54,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:54,731 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:09:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:09:55,078 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-25 00:09:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:09:55,145 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:09:55,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-25 00:09:55,146 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:09:55,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:09:55,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:09:55,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:09:55,149 INFO L87 Difference]: Start difference. First operand 522 states and 890 transitions. Second operand 6 states. [2018-10-25 00:09:58,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:09:58,790 INFO L93 Difference]: Finished difference Result 1581 states and 2759 transitions. [2018-10-25 00:09:58,799 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-25 00:09:58,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 174 [2018-10-25 00:09:58,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:09:58,813 INFO L225 Difference]: With dead ends: 1581 [2018-10-25 00:09:58,813 INFO L226 Difference]: Without dead ends: 1065 [2018-10-25 00:09:58,822 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-25 00:09:58,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2018-10-25 00:09:58,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1023. [2018-10-25 00:09:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1023 states. [2018-10-25 00:09:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1733 transitions. [2018-10-25 00:09:58,924 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1733 transitions. Word has length 174 [2018-10-25 00:09:58,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:09:58,925 INFO L481 AbstractCegarLoop]: Abstraction has 1023 states and 1733 transitions. [2018-10-25 00:09:58,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:09:58,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1733 transitions. [2018-10-25 00:09:58,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-25 00:09:58,938 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:09:58,938 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:09:58,940 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:09:58,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:09:58,941 INFO L82 PathProgramCache]: Analyzing trace with hash 348546397, now seen corresponding path program 1 times [2018-10-25 00:09:58,941 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:09:58,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:58,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:09:58,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:09:58,943 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:09:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:09:59,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:09:59,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:09:59,285 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:09:59,285 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:09:59,285 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:09:59,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:09:59,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:09:59,286 INFO L87 Difference]: Start difference. First operand 1023 states and 1733 transitions. Second operand 3 states. [2018-10-25 00:10:02,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:10:02,116 INFO L93 Difference]: Finished difference Result 2903 states and 5102 transitions. [2018-10-25 00:10:02,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:10:02,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 177 [2018-10-25 00:10:02,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:10:02,147 INFO L225 Difference]: With dead ends: 2903 [2018-10-25 00:10:02,149 INFO L226 Difference]: Without dead ends: 1886 [2018-10-25 00:10:02,154 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:10:02,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1886 states. [2018-10-25 00:10:02,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1886 to 1866. [2018-10-25 00:10:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1866 states. [2018-10-25 00:10:02,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1866 states and 3136 transitions. [2018-10-25 00:10:02,224 INFO L78 Accepts]: Start accepts. Automaton has 1866 states and 3136 transitions. Word has length 177 [2018-10-25 00:10:02,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:10:02,225 INFO L481 AbstractCegarLoop]: Abstraction has 1866 states and 3136 transitions. [2018-10-25 00:10:02,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:10:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3136 transitions. [2018-10-25 00:10:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-25 00:10:02,233 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:10:02,234 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:10:02,234 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:10:02,234 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:02,234 INFO L82 PathProgramCache]: Analyzing trace with hash -713899340, now seen corresponding path program 1 times [2018-10-25 00:10:02,235 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:10:02,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:02,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:10:02,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:02,236 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:10:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:10:02,505 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:10:02,505 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:10:02,505 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:10:02,506 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 196 with the following transitions: [2018-10-25 00:10:02,508 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:10:02,571 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:10:02,572 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:10:03,787 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:10:03,789 INFO L272 AbstractInterpreter]: Visited 165 different actions 165 times. Never merged. Never widened. Never found a fixpoint. Largest state had 88 variables. [2018-10-25 00:10:03,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:03,827 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:10:05,001 INFO L232 lantSequenceWeakener]: Weakened 186 states. On average, predicates are now at 71.09% of their original sizes. [2018-10-25 00:10:05,003 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:10:05,664 INFO L413 sIntCurrentIteration]: We have 194 unified AI predicates [2018-10-25 00:10:05,664 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:10:05,668 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:10:05,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-10-25 00:10:05,669 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:10:05,669 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-25 00:10:05,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-25 00:10:05,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:10:05,670 INFO L87 Difference]: Start difference. First operand 1866 states and 3136 transitions. Second operand 13 states. [2018-10-25 00:10:45,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:10:45,967 INFO L93 Difference]: Finished difference Result 3936 states and 6627 transitions. [2018-10-25 00:10:45,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-25 00:10:45,968 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 195 [2018-10-25 00:10:45,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:10:45,979 INFO L225 Difference]: With dead ends: 3936 [2018-10-25 00:10:45,979 INFO L226 Difference]: Without dead ends: 2076 [2018-10-25 00:10:45,985 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 195 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:10:45,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2076 states. [2018-10-25 00:10:46,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2076 to 2074. [2018-10-25 00:10:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2074 states. [2018-10-25 00:10:46,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 2074 states and 3354 transitions. [2018-10-25 00:10:46,041 INFO L78 Accepts]: Start accepts. Automaton has 2074 states and 3354 transitions. Word has length 195 [2018-10-25 00:10:46,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:10:46,042 INFO L481 AbstractCegarLoop]: Abstraction has 2074 states and 3354 transitions. [2018-10-25 00:10:46,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-25 00:10:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 3354 transitions. [2018-10-25 00:10:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-25 00:10:46,049 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:10:46,049 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:10:46,049 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:10:46,050 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:46,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1563561471, now seen corresponding path program 1 times [2018-10-25 00:10:46,050 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:10:46,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:46,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:10:46,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:46,051 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:10:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:10:46,437 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:10:46,437 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:10:46,437 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:10:46,437 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 205 with the following transitions: [2018-10-25 00:10:46,439 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:10:46,452 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:10:46,452 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:10:49,156 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:10:49,156 INFO L272 AbstractInterpreter]: Visited 169 different actions 330 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-10-25 00:10:49,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:49,164 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:10:49,164 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:10:49,164 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:10:49,175 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:10:49,175 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:10:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:10:49,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:10:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-25 00:10:49,632 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:10:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-25 00:10:49,975 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:10:49,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-25 00:10:49,976 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:10:49,977 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:10:49,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:10:49,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:10:49,977 INFO L87 Difference]: Start difference. First operand 2074 states and 3354 transitions. Second operand 3 states. [2018-10-25 00:10:51,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:10:51,995 INFO L93 Difference]: Finished difference Result 5690 states and 9691 transitions. [2018-10-25 00:10:51,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:10:51,995 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2018-10-25 00:10:51,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:10:52,026 INFO L225 Difference]: With dead ends: 5690 [2018-10-25 00:10:52,026 INFO L226 Difference]: Without dead ends: 3830 [2018-10-25 00:10:52,035 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 406 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:10:52,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3830 states. [2018-10-25 00:10:52,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3830 to 3810. [2018-10-25 00:10:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3810 states. [2018-10-25 00:10:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3810 states and 6220 transitions. [2018-10-25 00:10:52,165 INFO L78 Accepts]: Start accepts. Automaton has 3810 states and 6220 transitions. Word has length 204 [2018-10-25 00:10:52,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:10:52,166 INFO L481 AbstractCegarLoop]: Abstraction has 3810 states and 6220 transitions. [2018-10-25 00:10:52,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:10:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 3810 states and 6220 transitions. [2018-10-25 00:10:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-25 00:10:52,181 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:10:52,181 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:10:52,182 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:10:52,182 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:52,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1466197773, now seen corresponding path program 1 times [2018-10-25 00:10:52,182 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:10:52,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:52,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:10:52,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:10:52,187 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:10:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:10:52,500 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:10:52,500 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:10:52,500 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:10:52,501 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2018-10-25 00:10:52,502 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:10:52,508 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:10:52,509 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:10:57,573 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:10:57,573 INFO L272 AbstractInterpreter]: Visited 169 different actions 505 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 88 variables. [2018-10-25 00:10:57,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:10:57,583 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:10:57,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:10:57,583 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:10:57,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:10:57,591 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:10:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:10:57,775 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:10:57,962 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:10:57,962 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:10:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:10:58,165 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:10:58,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-10-25 00:10:58,165 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:10:58,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-25 00:10:58,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-25 00:10:58,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-25 00:10:58,166 INFO L87 Difference]: Start difference. First operand 3810 states and 6220 transitions. Second operand 7 states. [2018-10-25 00:11:01,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:11:01,475 INFO L93 Difference]: Finished difference Result 13465 states and 25281 transitions. [2018-10-25 00:11:01,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-25 00:11:01,476 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 225 [2018-10-25 00:11:01,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:11:01,553 INFO L225 Difference]: With dead ends: 13465 [2018-10-25 00:11:01,553 INFO L226 Difference]: Without dead ends: 9869 [2018-10-25 00:11:01,590 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 449 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:11:01,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9869 states. [2018-10-25 00:11:01,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9869 to 9634. [2018-10-25 00:11:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9634 states. [2018-10-25 00:11:01,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9634 states to 9634 states and 15653 transitions. [2018-10-25 00:11:01,990 INFO L78 Accepts]: Start accepts. Automaton has 9634 states and 15653 transitions. Word has length 225 [2018-10-25 00:11:01,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:11:01,991 INFO L481 AbstractCegarLoop]: Abstraction has 9634 states and 15653 transitions. [2018-10-25 00:11:01,991 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-25 00:11:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 9634 states and 15653 transitions. [2018-10-25 00:11:02,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-25 00:11:02,033 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:11:02,033 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:11:02,034 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:11:02,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:11:02,035 INFO L82 PathProgramCache]: Analyzing trace with hash 465239600, now seen corresponding path program 1 times [2018-10-25 00:11:02,035 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:11:02,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:11:02,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:11:02,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:11:02,037 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:11:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:11:02,345 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-25 00:11:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:11:03,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:11:03,219 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:11:03,219 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 236 with the following transitions: [2018-10-25 00:11:03,219 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:11:03,224 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:11:03,225 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:11:04,085 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:11:04,085 INFO L272 AbstractInterpreter]: Visited 168 different actions 330 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-10-25 00:11:04,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:11:04,094 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:11:05,780 INFO L232 lantSequenceWeakener]: Weakened 232 states. On average, predicates are now at 70.93% of their original sizes. [2018-10-25 00:11:05,780 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:11:06,458 INFO L413 sIntCurrentIteration]: We have 234 unified AI predicates [2018-10-25 00:11:06,459 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:11:06,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:11:06,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [9] total 26 [2018-10-25 00:11:06,459 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:11:06,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-10-25 00:11:06,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-10-25 00:11:06,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-10-25 00:11:06,460 INFO L87 Difference]: Start difference. First operand 9634 states and 15653 transitions. Second operand 19 states. [2018-10-25 00:12:34,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:12:34,748 INFO L93 Difference]: Finished difference Result 19228 states and 31079 transitions. [2018-10-25 00:12:34,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-25 00:12:34,748 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 235 [2018-10-25 00:12:34,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:12:34,808 INFO L225 Difference]: With dead ends: 19228 [2018-10-25 00:12:34,808 INFO L226 Difference]: Without dead ends: 9808 [2018-10-25 00:12:34,834 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 243 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2018-10-25 00:12:34,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9808 states. [2018-10-25 00:12:35,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9808 to 9805. [2018-10-25 00:12:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9805 states. [2018-10-25 00:12:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9805 states to 9805 states and 15514 transitions. [2018-10-25 00:12:35,106 INFO L78 Accepts]: Start accepts. Automaton has 9805 states and 15514 transitions. Word has length 235 [2018-10-25 00:12:35,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:12:35,106 INFO L481 AbstractCegarLoop]: Abstraction has 9805 states and 15514 transitions. [2018-10-25 00:12:35,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-10-25 00:12:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 9805 states and 15514 transitions. [2018-10-25 00:12:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-25 00:12:35,138 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:12:35,138 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:12:35,138 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:12:35,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:35,139 INFO L82 PathProgramCache]: Analyzing trace with hash -2096421980, now seen corresponding path program 1 times [2018-10-25 00:12:35,139 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:12:35,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:35,140 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:35,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:35,140 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:12:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:35,699 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-25 00:12:35,934 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 95 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:12:35,934 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:35,934 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:12:35,935 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 246 with the following transitions: [2018-10-25 00:12:35,935 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:12:35,941 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:12:35,941 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:12:39,107 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:12:39,108 INFO L272 AbstractInterpreter]: Visited 169 different actions 336 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-10-25 00:12:39,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:39,118 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:12:39,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:39,119 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:12:39,131 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:39,131 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:12:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:39,315 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:12:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-25 00:12:39,383 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:12:39,624 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-25 00:12:39,660 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:12:39,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-25 00:12:39,661 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:12:39,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:12:39,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:12:39,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:12:39,662 INFO L87 Difference]: Start difference. First operand 9805 states and 15514 transitions. Second operand 3 states. [2018-10-25 00:12:41,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:12:41,437 INFO L93 Difference]: Finished difference Result 17154 states and 27305 transitions. [2018-10-25 00:12:41,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:12:41,440 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 245 [2018-10-25 00:12:41,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:12:41,477 INFO L225 Difference]: With dead ends: 17154 [2018-10-25 00:12:41,478 INFO L226 Difference]: Without dead ends: 9807 [2018-10-25 00:12:41,495 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 488 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:12:41,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9807 states. [2018-10-25 00:12:41,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9807 to 9753. [2018-10-25 00:12:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9753 states. [2018-10-25 00:12:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9753 states to 9753 states and 14723 transitions. [2018-10-25 00:12:41,762 INFO L78 Accepts]: Start accepts. Automaton has 9753 states and 14723 transitions. Word has length 245 [2018-10-25 00:12:41,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:12:41,762 INFO L481 AbstractCegarLoop]: Abstraction has 9753 states and 14723 transitions. [2018-10-25 00:12:41,763 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:12:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 9753 states and 14723 transitions. [2018-10-25 00:12:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-25 00:12:41,797 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:12:41,797 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:12:41,797 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:12:41,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:41,798 INFO L82 PathProgramCache]: Analyzing trace with hash -56979780, now seen corresponding path program 1 times [2018-10-25 00:12:41,798 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:12:41,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:41,799 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:41,799 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:41,799 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:12:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 118 proven. 37 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-25 00:12:42,337 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:42,338 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:12:42,338 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 269 with the following transitions: [2018-10-25 00:12:42,338 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [135], [136], [140], [144], [148], [151], [156], [158], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:12:42,344 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:12:42,344 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:12:44,946 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:12:44,946 INFO L272 AbstractInterpreter]: Visited 170 different actions 338 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-10-25 00:12:44,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:44,954 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:12:44,954 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:44,954 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:12:44,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:44,962 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:12:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:45,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:12:45,856 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 133 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-25 00:12:45,856 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:12:45,983 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 118 proven. 37 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-25 00:12:46,005 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:12:46,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-25 00:12:46,005 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:12:46,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:12:46,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:12:46,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-10-25 00:12:46,006 INFO L87 Difference]: Start difference. First operand 9753 states and 14723 transitions. Second operand 9 states. [2018-10-25 00:12:49,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:12:49,897 INFO L93 Difference]: Finished difference Result 24219 states and 41665 transitions. [2018-10-25 00:12:49,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-25 00:12:49,898 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 268 [2018-10-25 00:12:49,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:12:49,975 INFO L225 Difference]: With dead ends: 24219 [2018-10-25 00:12:49,975 INFO L226 Difference]: Without dead ends: 14891 [2018-10-25 00:12:50,012 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 536 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:12:50,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14891 states. [2018-10-25 00:12:50,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14891 to 14659. [2018-10-25 00:12:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14659 states. [2018-10-25 00:12:50,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14659 states to 14659 states and 22773 transitions. [2018-10-25 00:12:50,511 INFO L78 Accepts]: Start accepts. Automaton has 14659 states and 22773 transitions. Word has length 268 [2018-10-25 00:12:50,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:12:50,511 INFO L481 AbstractCegarLoop]: Abstraction has 14659 states and 22773 transitions. [2018-10-25 00:12:50,511 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:12:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 14659 states and 22773 transitions. [2018-10-25 00:12:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-10-25 00:12:50,582 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:12:50,582 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:12:50,582 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:12:50,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:50,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1987089771, now seen corresponding path program 1 times [2018-10-25 00:12:50,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:12:50,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:50,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:50,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:50,584 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:12:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:12:51,173 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:51,173 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:12:51,173 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 285 with the following transitions: [2018-10-25 00:12:51,175 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:12:51,179 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:12:51,180 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:12:54,010 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:12:54,010 INFO L272 AbstractInterpreter]: Visited 169 different actions 330 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-10-25 00:12:54,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:54,013 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:12:54,013 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:54,014 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:12:54,022 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:54,022 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:12:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:54,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:12:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:12:54,266 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:12:54,401 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:12:54,423 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:12:54,423 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 7 [2018-10-25 00:12:54,423 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:12:54,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:12:54,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:12:54,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:12:54,425 INFO L87 Difference]: Start difference. First operand 14659 states and 22773 transitions. Second operand 6 states. [2018-10-25 00:12:55,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:12:55,772 INFO L93 Difference]: Finished difference Result 28543 states and 44638 transitions. [2018-10-25 00:12:55,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-10-25 00:12:55,772 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 284 [2018-10-25 00:12:55,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:12:55,825 INFO L225 Difference]: With dead ends: 28543 [2018-10-25 00:12:55,825 INFO L226 Difference]: Without dead ends: 14309 [2018-10-25 00:12:55,857 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 575 GetRequests, 567 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-25 00:12:55,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14309 states. [2018-10-25 00:12:56,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14309 to 14309. [2018-10-25 00:12:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14309 states. [2018-10-25 00:12:56,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14309 states to 14309 states and 21374 transitions. [2018-10-25 00:12:56,221 INFO L78 Accepts]: Start accepts. Automaton has 14309 states and 21374 transitions. Word has length 284 [2018-10-25 00:12:56,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:12:56,222 INFO L481 AbstractCegarLoop]: Abstraction has 14309 states and 21374 transitions. [2018-10-25 00:12:56,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:12:56,222 INFO L276 IsEmpty]: Start isEmpty. Operand 14309 states and 21374 transitions. [2018-10-25 00:12:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-10-25 00:12:56,269 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:12:56,269 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:12:56,270 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:12:56,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:56,270 INFO L82 PathProgramCache]: Analyzing trace with hash -405311328, now seen corresponding path program 1 times [2018-10-25 00:12:56,270 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:12:56,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:56,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:56,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:12:56,271 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:12:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:56,911 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 247 proven. 83 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-25 00:12:56,911 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:56,911 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:12:56,912 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 396 with the following transitions: [2018-10-25 00:12:56,912 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [20], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [315], [320], [322], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [519], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:12:56,918 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:12:56,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:12:59,022 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:12:59,022 INFO L272 AbstractInterpreter]: Visited 171 different actions 340 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-10-25 00:12:59,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:12:59,040 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:12:59,041 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:12:59,041 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:12:59,330 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:12:59,331 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:12:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:12:59,605 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:12:59,737 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 230 proven. 2 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-10-25 00:12:59,737 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:13:00,020 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 247 proven. 83 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-25 00:13:00,043 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:13:00,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2018-10-25 00:13:00,043 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:13:00,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:13:00,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:13:00,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:13:00,045 INFO L87 Difference]: Start difference. First operand 14309 states and 21374 transitions. Second operand 10 states. [2018-10-25 00:13:08,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:13:08,844 INFO L93 Difference]: Finished difference Result 55727 states and 105210 transitions. [2018-10-25 00:13:08,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-10-25 00:13:08,845 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 395 [2018-10-25 00:13:08,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:13:09,169 INFO L225 Difference]: With dead ends: 55727 [2018-10-25 00:13:09,170 INFO L226 Difference]: Without dead ends: 41843 [2018-10-25 00:13:09,272 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 886 GetRequests, 828 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1039 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=659, Invalid=2763, Unknown=0, NotChecked=0, Total=3422 [2018-10-25 00:13:09,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41843 states. [2018-10-25 00:13:10,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41843 to 39359. [2018-10-25 00:13:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39359 states. [2018-10-25 00:13:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39359 states to 39359 states and 56530 transitions. [2018-10-25 00:13:10,947 INFO L78 Accepts]: Start accepts. Automaton has 39359 states and 56530 transitions. Word has length 395 [2018-10-25 00:13:10,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:13:10,947 INFO L481 AbstractCegarLoop]: Abstraction has 39359 states and 56530 transitions. [2018-10-25 00:13:10,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:13:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 39359 states and 56530 transitions. [2018-10-25 00:13:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-10-25 00:13:11,041 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:13:11,041 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:13:11,041 INFO L424 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:13:11,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:13:11,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1609922578, now seen corresponding path program 1 times [2018-10-25 00:13:11,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:13:11,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:13:11,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:13:11,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:13:11,043 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:13:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:13:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 354 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-25 00:13:11,750 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:13:11,750 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:13:11,750 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 406 with the following transitions: [2018-10-25 00:13:11,750 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [428], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [519], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [773], [775], [1157], [1161], [1165], [1171], [1175], [1177], [1182], [1183], [1184], [1186], [1187] [2018-10-25 00:13:11,755 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:13:11,755 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:13:13,822 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:13:13,822 INFO L272 AbstractInterpreter]: Visited 170 different actions 332 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-10-25 00:13:13,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:13:13,828 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:13:13,828 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:13:13,828 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:13:13,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:13:13,839 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:13:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:13:14,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:13:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 354 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-25 00:13:14,690 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:13:15,351 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 354 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-25 00:13:15,374 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:13:15,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-10-25 00:13:15,374 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:13:15,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:13:15,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:13:15,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:13:15,376 INFO L87 Difference]: Start difference. First operand 39359 states and 56530 transitions. Second operand 9 states. [2018-10-25 00:13:23,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:13:23,958 INFO L93 Difference]: Finished difference Result 110027 states and 173945 transitions. [2018-10-25 00:13:23,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-10-25 00:13:23,958 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 405 [2018-10-25 00:13:23,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:13:23,959 INFO L225 Difference]: With dead ends: 110027 [2018-10-25 00:13:23,959 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:13:24,219 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 880 GetRequests, 835 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 560 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=405, Invalid=1575, Unknown=0, NotChecked=0, Total=1980 [2018-10-25 00:13:24,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:13:24,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:13:24,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:13:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:13:24,221 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 405 [2018-10-25 00:13:24,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:13:24,221 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:13:24,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:13:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:13:24,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:13:24,225 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:13:25,712 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-10-25 00:13:26,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,551 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,634 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:26,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,311 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,911 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:27,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:28,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:29,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,638 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:30,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:31,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,063 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:32,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:33,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:34,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:13:35,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. Received shutdown request... [2018-10-25 00:13:35,808 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2018-10-25 00:13:35,810 INFO L168 Benchmark]: Toolchain (without parser) took 231227.98 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.2 GB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,811 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:13:35,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1098.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -851.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,813 INFO L168 Benchmark]: Boogie Preprocessor took 140.23 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,813 INFO L168 Benchmark]: RCFGBuilder took 4783.67 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 246.2 MB). Peak memory consumption was 246.2 MB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,814 INFO L168 Benchmark]: TraceAbstraction took 224917.99 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 1.9 GB in the beginning and 2.4 GB in the end (delta: -515.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2018-10-25 00:13:35,819 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1098.15 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 76.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 283.46 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.3 GB in the beginning and 2.2 GB in the end (delta: -851.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.23 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4783.67 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 1.9 GB in the end (delta: 246.2 MB). Peak memory consumption was 246.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 224917.99 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 1.9 GB in the beginning and 2.4 GB in the end (delta: -515.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1506]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 2004. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown