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/Problem01_label14_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:01:31,135 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:01:31,139 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:01:31,158 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:01:31,159 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:01:31,160 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:01:31,161 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:01:31,164 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:01:31,167 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:01:31,170 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:01:31,171 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:01:31,173 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:01:31,174 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:01:31,175 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:01:31,182 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:01:31,186 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:01:31,187 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:01:31,189 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:01:31,191 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:01:31,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:01:31,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:01:31,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:01:31,202 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 00:01:31,210 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 00:01:31,231 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:01:31,231 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:01:31,233 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:01:31,233 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:01:31,233 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:01:31,233 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:01:31,233 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:01:31,234 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:01:31,234 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:01:31,234 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:01:31,234 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:01:31,234 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:01:31,235 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:01:31,235 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:01:31,236 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:01:31,236 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:01:31,237 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:01:31,239 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:01:31,239 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:01:31,239 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:01:31,239 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:01:31,239 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:01:31,240 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:01:31,240 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:01:31,240 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:01:31,240 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:01:31,241 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:01:31,241 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:01:31,241 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:01:31,241 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:01:31,241 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:01:31,242 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:01:31,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:01:31,242 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:01:31,242 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:01:31,242 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:01:31,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:01:31,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:01:31,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:01:31,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:01:31,317 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:01:31,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-10-25 00:01:31,393 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/705acd100/95293d2cc09b494980d1a63504b08b48/FLAG514a14a9b [2018-10-25 00:01:31,951 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:01:31,952 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-10-25 00:01:31,970 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/705acd100/95293d2cc09b494980d1a63504b08b48/FLAG514a14a9b [2018-10-25 00:01:31,986 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/705acd100/95293d2cc09b494980d1a63504b08b48 [2018-10-25 00:01:31,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:01:31,998 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:01:31,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:01:32,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:01:32,003 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:01:32,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:31" (1/1) ... [2018-10-25 00:01:32,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fb738e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32, skipping insertion in model container [2018-10-25 00:01:32,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:31" (1/1) ... [2018-10-25 00:01:32,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:01:32,085 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:01:32,567 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:01:32,580 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:01:32,680 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:01:32,698 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:01:32,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32 WrapperNode [2018-10-25 00:01:32,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:01:32,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:01:32,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:01:32,700 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:01:32,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:01:32,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:01:32,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:01:32,902 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:01:32,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:32,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:33,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (1/1) ... [2018-10-25 00:01:33,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:01:33,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:01:33,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:01:33,026 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:01:33,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (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 00:01:33,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:01:33,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:01:33,113 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:01:33,113 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:01:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:01:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:01:33,114 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:01:33,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:01:36,288 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:01:36,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:36 BoogieIcfgContainer [2018-10-25 00:01:36,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:01:36,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:01:36,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:01:36,295 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:01:36,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:01:31" (1/3) ... [2018-10-25 00:01:36,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c8468fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:01:36, skipping insertion in model container [2018-10-25 00:01:36,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:32" (2/3) ... [2018-10-25 00:01:36,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c8468fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:01:36, skipping insertion in model container [2018-10-25 00:01:36,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:36" (3/3) ... [2018-10-25 00:01:36,300 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label14_true-unreach-call_false-termination.c [2018-10-25 00:01:36,308 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:01:36,317 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:01:36,332 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:01:36,370 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:01:36,370 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:01:36,370 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:01:36,370 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:01:36,371 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:01:36,371 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:01:36,371 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:01:36,371 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:01:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-25 00:01:36,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-25 00:01:36,421 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:36,423 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] [2018-10-25 00:01:36,425 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:36,431 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:36,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1783775568, now seen corresponding path program 1 times [2018-10-25 00:01:36,434 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:36,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:36,483 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:36,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:36,484 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:37,177 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 00:01:37,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:37,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:01:37,180 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:37,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:01:37,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:01:37,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:01:37,211 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-25 00:01:39,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:39,258 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-25 00:01:39,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:01:39,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2018-10-25 00:01:39,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:39,280 INFO L225 Difference]: With dead ends: 550 [2018-10-25 00:01:39,280 INFO L226 Difference]: Without dead ends: 340 [2018-10-25 00:01:39,287 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:01:39,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-25 00:01:39,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-25 00:01:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-25 00:01:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 541 transitions. [2018-10-25 00:01:39,364 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 541 transitions. Word has length 138 [2018-10-25 00:01:39,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:39,366 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 541 transitions. [2018-10-25 00:01:39,366 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:01:39,366 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2018-10-25 00:01:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-25 00:01:39,373 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:39,373 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-25 00:01:39,374 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:39,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:39,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1808650351, now seen corresponding path program 1 times [2018-10-25 00:01:39,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:39,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:39,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:39,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:39,376 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:39,654 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:01:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:39,771 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:39,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-25 00:01:39,772 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:39,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:01:39,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:01:39,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:01:39,775 INFO L87 Difference]: Start difference. First operand 340 states and 541 transitions. Second operand 6 states. [2018-10-25 00:01:41,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:41,492 INFO L93 Difference]: Finished difference Result 1075 states and 1784 transitions. [2018-10-25 00:01:41,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:01:41,494 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 149 [2018-10-25 00:01:41,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:41,509 INFO L225 Difference]: With dead ends: 1075 [2018-10-25 00:01:41,509 INFO L226 Difference]: Without dead ends: 741 [2018-10-25 00:01:41,514 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 00:01:41,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2018-10-25 00:01:41,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 724. [2018-10-25 00:01:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 724 states. [2018-10-25 00:01:41,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 1120 transitions. [2018-10-25 00:01:41,572 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 1120 transitions. Word has length 149 [2018-10-25 00:01:41,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:41,572 INFO L481 AbstractCegarLoop]: Abstraction has 724 states and 1120 transitions. [2018-10-25 00:01:41,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:01:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1120 transitions. [2018-10-25 00:01:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-25 00:01:41,583 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:41,583 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-25 00:01:41,584 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:41,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:41,585 INFO L82 PathProgramCache]: Analyzing trace with hash 2122506691, now seen corresponding path program 1 times [2018-10-25 00:01:41,585 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:41,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:41,586 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:41,586 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:41,586 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:42,156 WARN L179 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-25 00:01:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:42,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:42,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-25 00:01:42,391 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:42,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-25 00:01:42,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-25 00:01:42,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-25 00:01:42,393 INFO L87 Difference]: Start difference. First operand 724 states and 1120 transitions. Second operand 5 states. [2018-10-25 00:01:44,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:44,684 INFO L93 Difference]: Finished difference Result 1578 states and 2483 transitions. [2018-10-25 00:01:44,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 00:01:44,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 150 [2018-10-25 00:01:44,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:44,697 INFO L225 Difference]: With dead ends: 1578 [2018-10-25 00:01:44,697 INFO L226 Difference]: Without dead ends: 721 [2018-10-25 00:01:44,701 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-25 00:01:44,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-10-25 00:01:44,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-10-25 00:01:44,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-10-25 00:01:44,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 1044 transitions. [2018-10-25 00:01:44,746 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 1044 transitions. Word has length 150 [2018-10-25 00:01:44,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:44,747 INFO L481 AbstractCegarLoop]: Abstraction has 721 states and 1044 transitions. [2018-10-25 00:01:44,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-25 00:01:44,747 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1044 transitions. [2018-10-25 00:01:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-25 00:01:44,751 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:44,752 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-10-25 00:01:44,752 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:44,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:44,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1419468101, now seen corresponding path program 1 times [2018-10-25 00:01:44,754 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:44,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:44,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:44,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:44,756 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:44,965 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:44,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:44,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:01:44,966 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:44,967 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:01:44,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:01:44,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:01:44,967 INFO L87 Difference]: Start difference. First operand 721 states and 1044 transitions. Second operand 3 states. [2018-10-25 00:01:46,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:46,415 INFO L93 Difference]: Finished difference Result 2069 states and 3084 transitions. [2018-10-25 00:01:46,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:01:46,422 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2018-10-25 00:01:46,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:46,431 INFO L225 Difference]: With dead ends: 2069 [2018-10-25 00:01:46,431 INFO L226 Difference]: Without dead ends: 1354 [2018-10-25 00:01:46,435 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 00:01:46,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-10-25 00:01:46,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1347. [2018-10-25 00:01:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1347 states. [2018-10-25 00:01:46,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1347 states and 1892 transitions. [2018-10-25 00:01:46,475 INFO L78 Accepts]: Start accepts. Automaton has 1347 states and 1892 transitions. Word has length 154 [2018-10-25 00:01:46,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:46,475 INFO L481 AbstractCegarLoop]: Abstraction has 1347 states and 1892 transitions. [2018-10-25 00:01:46,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:01:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1892 transitions. [2018-10-25 00:01:46,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-25 00:01:46,482 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:46,483 INFO L375 BasicCegarLoop]: trace histogram [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 00:01:46,483 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:46,483 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:46,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1446107199, now seen corresponding path program 1 times [2018-10-25 00:01:46,484 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:46,484 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:46,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:46,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:46,485 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:46,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:46,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 00:01:46,775 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:46,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 00:01:46,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 00:01:46,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 00:01:46,777 INFO L87 Difference]: Start difference. First operand 1347 states and 1892 transitions. Second operand 4 states. [2018-10-25 00:01:47,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:47,819 INFO L93 Difference]: Finished difference Result 3232 states and 4626 transitions. [2018-10-25 00:01:47,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 00:01:47,819 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 173 [2018-10-25 00:01:47,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:47,830 INFO L225 Difference]: With dead ends: 3232 [2018-10-25 00:01:47,830 INFO L226 Difference]: Without dead ends: 1891 [2018-10-25 00:01:47,837 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 00:01:47,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1891 states. [2018-10-25 00:01:47,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1891 to 1891. [2018-10-25 00:01:47,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1891 states. [2018-10-25 00:01:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1891 states and 2551 transitions. [2018-10-25 00:01:47,888 INFO L78 Accepts]: Start accepts. Automaton has 1891 states and 2551 transitions. Word has length 173 [2018-10-25 00:01:47,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:47,889 INFO L481 AbstractCegarLoop]: Abstraction has 1891 states and 2551 transitions. [2018-10-25 00:01:47,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 00:01:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2551 transitions. [2018-10-25 00:01:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-25 00:01:47,897 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:47,898 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-25 00:01:47,898 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:47,898 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:47,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1915591307, now seen corresponding path program 1 times [2018-10-25 00:01:47,899 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:47,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:47,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:47,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:47,900 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 72 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-25 00:01:48,146 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:48,146 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:48,147 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 201 with the following transitions: [2018-10-25 00:01:48,149 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:48,207 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:48,208 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:01:48,945 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:01:48,946 INFO L272 AbstractInterpreter]: Visited 140 different actions 140 times. Never merged. Never widened. Never found a fixpoint. Largest state had 42 variables. [2018-10-25 00:01:48,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:48,992 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:01:49,743 INFO L232 lantSequenceWeakener]: Weakened 188 states. On average, predicates are now at 80.66% of their original sizes. [2018-10-25 00:01:49,744 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:01:50,013 INFO L413 sIntCurrentIteration]: We have 199 unified AI predicates [2018-10-25 00:01:50,013 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:01:50,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:01:50,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-25 00:01:50,015 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:50,016 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:01:50,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:01:50,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:01:50,016 INFO L87 Difference]: Start difference. First operand 1891 states and 2551 transitions. Second operand 6 states. [2018-10-25 00:01:57,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:57,966 INFO L93 Difference]: Finished difference Result 3914 states and 5257 transitions. [2018-10-25 00:01:57,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-25 00:01:57,967 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 200 [2018-10-25 00:01:57,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:57,977 INFO L225 Difference]: With dead ends: 3914 [2018-10-25 00:01:57,978 INFO L226 Difference]: Without dead ends: 2029 [2018-10-25 00:01:57,984 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 200 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:01:57,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2029 states. [2018-10-25 00:01:58,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2029 to 2027. [2018-10-25 00:01:58,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2027 states. [2018-10-25 00:01:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 2027 states and 2693 transitions. [2018-10-25 00:01:58,038 INFO L78 Accepts]: Start accepts. Automaton has 2027 states and 2693 transitions. Word has length 200 [2018-10-25 00:01:58,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:58,038 INFO L481 AbstractCegarLoop]: Abstraction has 2027 states and 2693 transitions. [2018-10-25 00:01:58,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:01:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2693 transitions. [2018-10-25 00:01:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-25 00:01:58,048 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:58,048 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-25 00:01:58,049 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:58,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:58,049 INFO L82 PathProgramCache]: Analyzing trace with hash 191855448, now seen corresponding path program 1 times [2018-10-25 00:01:58,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:58,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:58,050 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:58,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:58,051 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-25 00:01:58,374 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:58,374 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:58,374 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 210 with the following transitions: [2018-10-25 00:01:58,375 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:58,382 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:58,382 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:01:58,807 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:01:58,808 INFO L272 AbstractInterpreter]: Visited 144 different actions 282 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:01:58,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:58,847 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:01:59,617 INFO L232 lantSequenceWeakener]: Weakened 206 states. On average, predicates are now at 80.73% of their original sizes. [2018-10-25 00:01:59,617 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:01:59,820 INFO L413 sIntCurrentIteration]: We have 208 unified AI predicates [2018-10-25 00:01:59,821 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:01:59,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:01:59,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [9] total 17 [2018-10-25 00:01:59,821 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:59,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:01:59,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:01:59,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:01:59,822 INFO L87 Difference]: Start difference. First operand 2027 states and 2693 transitions. Second operand 10 states. [2018-10-25 00:02:05,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:05,890 INFO L93 Difference]: Finished difference Result 4053 states and 5402 transitions. [2018-10-25 00:02:05,890 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-25 00:02:05,890 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 209 [2018-10-25 00:02:05,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:05,901 INFO L225 Difference]: With dead ends: 4053 [2018-10-25 00:02:05,901 INFO L226 Difference]: Without dead ends: 2168 [2018-10-25 00:02:05,907 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 216 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:02:05,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2018-10-25 00:02:05,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2165. [2018-10-25 00:02:05,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2165 states. [2018-10-25 00:02:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 2165 states and 2841 transitions. [2018-10-25 00:02:05,960 INFO L78 Accepts]: Start accepts. Automaton has 2165 states and 2841 transitions. Word has length 209 [2018-10-25 00:02:05,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:05,961 INFO L481 AbstractCegarLoop]: Abstraction has 2165 states and 2841 transitions. [2018-10-25 00:02:05,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:02:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2841 transitions. [2018-10-25 00:02:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-25 00:02:05,971 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:05,971 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-10-25 00:02:05,971 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:05,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:05,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1827509815, now seen corresponding path program 1 times [2018-10-25 00:02:05,972 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:05,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:05,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:05,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:05,973 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 15 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-25 00:02:06,141 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:06,141 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:06,142 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 223 with the following transitions: [2018-10-25 00:02:06,142 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:06,147 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:06,147 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:06,438 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:02:06,438 INFO L272 AbstractInterpreter]: Visited 143 different actions 280 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:02:06,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:06,443 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:02:07,424 INFO L232 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 80.98% of their original sizes. [2018-10-25 00:02:07,424 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:02:10,691 INFO L413 sIntCurrentIteration]: We have 221 unified AI predicates [2018-10-25 00:02:10,691 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:02:10,691 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:02:10,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-25 00:02:10,692 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:02:10,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:02:10,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:02:10,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:02:10,693 INFO L87 Difference]: Start difference. First operand 2165 states and 2841 transitions. Second operand 15 states. [2018-10-25 00:02:25,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:25,810 INFO L93 Difference]: Finished difference Result 4749 states and 6320 transitions. [2018-10-25 00:02:25,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-25 00:02:25,811 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 222 [2018-10-25 00:02:25,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:25,824 INFO L225 Difference]: With dead ends: 4749 [2018-10-25 00:02:25,825 INFO L226 Difference]: Without dead ends: 2864 [2018-10-25 00:02:25,832 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 228 GetRequests, 90 SyntacticMatches, 118 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2018-10-25 00:02:25,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2864 states. [2018-10-25 00:02:25,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2864 to 2854. [2018-10-25 00:02:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2854 states. [2018-10-25 00:02:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2854 states and 3594 transitions. [2018-10-25 00:02:25,902 INFO L78 Accepts]: Start accepts. Automaton has 2854 states and 3594 transitions. Word has length 222 [2018-10-25 00:02:25,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:25,903 INFO L481 AbstractCegarLoop]: Abstraction has 2854 states and 3594 transitions. [2018-10-25 00:02:25,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:02:25,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 3594 transitions. [2018-10-25 00:02:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-25 00:02:25,915 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:25,915 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:02:25,916 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:25,916 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:25,916 INFO L82 PathProgramCache]: Analyzing trace with hash 679256940, now seen corresponding path program 1 times [2018-10-25 00:02:25,916 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:25,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:25,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:25,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:25,918 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:26,117 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 92 proven. 46 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:02:26,117 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:26,117 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:26,118 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 232 with the following transitions: [2018-10-25 00:02:26,118 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:26,122 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:26,122 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:27,240 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:27,240 INFO L272 AbstractInterpreter]: Visited 145 different actions 585 times. Merged at 9 different actions 41 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:02:27,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:27,247 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:27,248 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:27,248 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 00:02:27,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:27,260 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:27,399 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 110 proven. 2 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-25 00:02:27,781 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:28,171 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 98 proven. 38 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Abandoning pump threads because process wont die! [2018-10-25 00:02:28,637 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:28,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-25 00:02:28,637 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:28,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:02:28,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:02:28,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:02:28,639 INFO L87 Difference]: Start difference. First operand 2854 states and 3594 transitions. Second operand 11 states. [2018-10-25 00:02:32,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:32,783 INFO L93 Difference]: Finished difference Result 9099 states and 12456 transitions. [2018-10-25 00:02:32,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-25 00:02:32,783 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 231 [2018-10-25 00:02:32,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:32,816 INFO L225 Difference]: With dead ends: 9099 [2018-10-25 00:02:32,816 INFO L226 Difference]: Without dead ends: 7076 [2018-10-25 00:02:32,832 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 465 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:02:32,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7076 states. [2018-10-25 00:02:33,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7076 to 7061. [2018-10-25 00:02:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7061 states. [2018-10-25 00:02:33,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7061 states to 7061 states and 8932 transitions. [2018-10-25 00:02:33,017 INFO L78 Accepts]: Start accepts. Automaton has 7061 states and 8932 transitions. Word has length 231 [2018-10-25 00:02:33,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:33,017 INFO L481 AbstractCegarLoop]: Abstraction has 7061 states and 8932 transitions. [2018-10-25 00:02:33,017 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:02:33,017 INFO L276 IsEmpty]: Start isEmpty. Operand 7061 states and 8932 transitions. [2018-10-25 00:02:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-10-25 00:02:33,043 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:33,043 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-25 00:02:33,043 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:33,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:33,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1458725959, now seen corresponding path program 1 times [2018-10-25 00:02:33,044 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:33,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:33,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:33,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:33,045 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:33,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 118 proven. 71 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-25 00:02:33,326 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:33,326 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:33,326 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 256 with the following transitions: [2018-10-25 00:02:33,326 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:33,332 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:33,332 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:35,265 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:35,266 INFO L272 AbstractInterpreter]: Visited 146 different actions 594 times. Merged at 10 different actions 46 times. Widened at 1 different actions 1 times. Found 10 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:02:35,304 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:35,305 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:35,305 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:35,305 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 00:02:35,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:35,320 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:35,457 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:35,666 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-25 00:02:35,666 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:35,848 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 124 proven. 20 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-10-25 00:02:35,869 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:35,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-10-25 00:02:35,869 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:35,870 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:02:35,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:02:35,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:02:35,870 INFO L87 Difference]: Start difference. First operand 7061 states and 8932 transitions. Second operand 12 states. [2018-10-25 00:02:42,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:42,165 INFO L93 Difference]: Finished difference Result 16811 states and 22588 transitions. [2018-10-25 00:02:42,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-10-25 00:02:42,166 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 255 [2018-10-25 00:02:42,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:42,236 INFO L225 Difference]: With dead ends: 16811 [2018-10-25 00:02:42,236 INFO L226 Difference]: Without dead ends: 10030 [2018-10-25 00:02:42,269 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 535 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 449 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=411, Invalid=1395, Unknown=0, NotChecked=0, Total=1806 [2018-10-25 00:02:42,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10030 states. [2018-10-25 00:02:42,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10030 to 9764. [2018-10-25 00:02:42,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9764 states. [2018-10-25 00:02:42,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9764 states to 9764 states and 12469 transitions. [2018-10-25 00:02:42,577 INFO L78 Accepts]: Start accepts. Automaton has 9764 states and 12469 transitions. Word has length 255 [2018-10-25 00:02:42,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:42,578 INFO L481 AbstractCegarLoop]: Abstraction has 9764 states and 12469 transitions. [2018-10-25 00:02:42,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:02:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 9764 states and 12469 transitions. [2018-10-25 00:02:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-25 00:02:42,627 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:42,627 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-10-25 00:02:42,628 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:42,628 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:42,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1683838344, now seen corresponding path program 1 times [2018-10-25 00:02:42,628 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:42,631 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:42,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:42,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:42,632 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:43,344 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 173 proven. 51 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:02:43,344 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:43,344 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:43,344 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 261 with the following transitions: [2018-10-25 00:02:43,345 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [89], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:43,347 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:43,348 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:44,728 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:44,728 INFO L272 AbstractInterpreter]: Visited 145 different actions 581 times. Merged at 9 different actions 37 times. Widened at 1 different actions 1 times. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:02:44,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:44,734 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:44,734 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:44,734 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 00:02:44,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:44,743 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:44,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 162 proven. 25 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:02:44,927 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:02:45,175 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:45,175 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-10-25 00:02:45,175 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:45,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:02:45,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:02:45,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:02:45,177 INFO L87 Difference]: Start difference. First operand 9764 states and 12469 transitions. Second operand 11 states. [2018-10-25 00:02:49,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:49,678 INFO L93 Difference]: Finished difference Result 21945 states and 30193 transitions. [2018-10-25 00:02:49,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-10-25 00:02:49,680 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 260 [2018-10-25 00:02:49,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:49,757 INFO L225 Difference]: With dead ends: 21945 [2018-10-25 00:02:49,758 INFO L226 Difference]: Without dead ends: 12875 [2018-10-25 00:02:49,799 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 540 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=331, Invalid=1391, Unknown=0, NotChecked=0, Total=1722 [2018-10-25 00:02:49,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12875 states. [2018-10-25 00:02:50,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12875 to 11535. [2018-10-25 00:02:50,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11535 states. [2018-10-25 00:02:50,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11535 states to 11535 states and 14036 transitions. [2018-10-25 00:02:50,134 INFO L78 Accepts]: Start accepts. Automaton has 11535 states and 14036 transitions. Word has length 260 [2018-10-25 00:02:50,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:50,134 INFO L481 AbstractCegarLoop]: Abstraction has 11535 states and 14036 transitions. [2018-10-25 00:02:50,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:02:50,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11535 states and 14036 transitions. [2018-10-25 00:02:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-25 00:02:50,196 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:50,196 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-25 00:02:50,197 INFO L424 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:50,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:50,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1682387255, now seen corresponding path program 1 times [2018-10-25 00:02:50,197 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:50,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:50,198 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:50,198 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:50,198 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:50,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 299 proven. 18 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-10-25 00:02:50,857 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:50,857 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:50,858 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 332 with the following transitions: [2018-10-25 00:02:50,858 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [45], [46], [49], [50], [54], [58], [62], [66], [70], [73], [74], [78], [82], [86], [89], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [129], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [577], [585], [593], [601], [609], [617], [625], [633], [641], [649], [657], [665], [673], [681], [689], [697], [705], [713], [721], [729], [737], [741], [743], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:50,862 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:50,862 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:52,029 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:52,029 INFO L272 AbstractInterpreter]: Visited 148 different actions 607 times. Merged at 12 different actions 51 times. Widened at 1 different actions 1 times. Found 12 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:02:52,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:52,040 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:52,040 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:52,040 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 00:02:52,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:52,047 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:52,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:52,376 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 387 proven. 2 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-10-25 00:02:52,376 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 299 proven. 18 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2018-10-25 00:02:52,600 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:52,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2018-10-25 00:02:52,601 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:52,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:02:52,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:02:52,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:02:52,602 INFO L87 Difference]: Start difference. First operand 11535 states and 14036 transitions. Second operand 9 states. [2018-10-25 00:02:53,216 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-25 00:02:54,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:54,404 INFO L93 Difference]: Finished difference Result 22266 states and 27749 transitions. [2018-10-25 00:02:54,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-25 00:02:54,406 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 331 [2018-10-25 00:02:54,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:54,407 INFO L225 Difference]: With dead ends: 22266 [2018-10-25 00:02:54,407 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:02:54,468 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 666 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=132, Invalid=374, Unknown=0, NotChecked=0, Total=506 [2018-10-25 00:02:54,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:02:54,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:02:54,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:02:54,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:02:54,475 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 331 [2018-10-25 00:02:54,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:54,475 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:02:54,475 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:02:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:02:54,475 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:02:54,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:02:55,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:55,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,523 WARN L179 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 710 DAG size of output: 280 [2018-10-25 00:02:56,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:56,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,321 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,594 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,838 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:57,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:02:58,175 WARN L179 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 704 DAG size of output: 267 [2018-10-25 00:02:59,212 WARN L179 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 63 DAG size of output: 54 [2018-10-25 00:03:01,704 WARN L179 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 147 DAG size of output: 86 [2018-10-25 00:03:05,159 WARN L179 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 358 DAG size of output: 144 [2018-10-25 00:03:05,336 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-10-25 00:03:06,927 WARN L179 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 280 DAG size of output: 113 [2018-10-25 00:03:08,300 WARN L179 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 266 DAG size of output: 113 [2018-10-25 00:03:08,304 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:03:08,304 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= |old(~a8~0)| ~a8~0) (= |old(~a16~0)| ~a16~0) (= ~a21~0 |old(~a21~0)|)) [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed. [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,305 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-25 00:03:08,306 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-25 00:03:08,307 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,308 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,309 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-25 00:03:08,310 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,311 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-25 00:03:08,312 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,313 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-25 00:03:08,314 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,315 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-25 00:03:08,316 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-25 00:03:08,317 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-25 00:03:08,318 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-25 00:03:08,318 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-25 00:03:08,318 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-25 00:03:08,318 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse11 (= 4 |old(~a16~0)|)) (.cse29 (= ~a21~0 |old(~a21~0)|)) (.cse27 (= |old(~a20~0)| ~a20~0)) (.cse26 (= ~a7~0 |old(~a7~0)|)) (.cse28 (= ~a17~0 |old(~a17~0)|)) (.cse30 (= ~a16~0 |old(~a16~0)|)) (.cse25 (<= |old(~a8~0)| ~a8~0)) (.cse24 (= 1 ~a21~0)) (.cse20 (not (= 0 |old(~a7~0)|))) (.cse2 (not (= 1 |old(~a21~0)|))) (.cse21 (not (= 15 |old(~a8~0)|))) (.cse17 (not (= 5 |old(~a16~0)|))) (.cse5 (not (= 8 ~a12~0))) (.cse22 (= |calculate_output_#in~input| 0)) (.cse16 (not (= 1 |old(~a17~0)|)))) (let ((.cse0 (or .cse20 .cse2 .cse21 .cse17 .cse5 .cse22 .cse16)) (.cse13 (< |old(~a20~0)| 1)) (.cse7 (and .cse27 .cse26 .cse28 .cse30 .cse25 .cse24)) (.cse9 (< 0 |old(~a20~0)|)) (.cse8 (= 6 |old(~a16~0)|)) (.cse12 (and .cse27 .cse29 .cse26 .cse28 .cse30 .cse25)) (.cse1 (= ~a8~0 15)) (.cse15 (not (= 1 |old(~a20~0)|))) (.cse4 (not .cse11)) (.cse3 (= 1 |old(~a7~0)|)) (.cse18 (and .cse27 .cse26 .cse28 .cse25 .cse24 (= 5 ~a16~0))) (.cse19 (< |old(~a8~0)| 15)) (.cse10 (not (= |old(~a20~0)| 1))) (.cse6 (< 0 |old(~a17~0)|)) (.cse14 (< 0 |old(~a21~0)|)) (.cse23 (= |old(~a16~0)| ~a16~0))) (and (or .cse0 .cse1 (not (= 0 |old(~a20~0)|))) (or .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse2 .cse5 .cse7 .cse6 .cse9) (or .cse1 (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) .cse10 .cse0) (or .cse11 .cse12 .cse5 .cse13 .cse6 .cse14) (or .cse2 .cse3 .cse15 .cse5 .cse7 .cse16) (or .cse2 .cse17 .cse5 .cse6 .cse18) (or .cse2 .cse3 .cse7 .cse5 .cse6 .cse19) (or .cse2 .cse3 .cse4 .cse7 .cse5 .cse13 .cse16) (or .cse2 .cse3 .cse7 .cse5 .cse19 .cse9 .cse16) (or .cse8 .cse12 .cse5 .cse14 .cse16) (or .cse1 (or .cse6 (or .cse20 .cse2 .cse15 .cse21 (= 0 |old(~a16~0)|) .cse5 .cse22))) (or .cse2 .cse15 .cse4 (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse23 .cse24 (= 1 ~a17~0)) .cse5 (not .cse3) (not (= 13 |old(~a8~0)|)) .cse16) (or .cse2 .cse3 .cse17 .cse5 .cse18 .cse19 .cse16) (or (or .cse10 .cse5 .cse6 .cse14) (and .cse25 (and .cse26 .cse27 .cse28 .cse23) .cse29))))) [2018-10-25 00:03:08,318 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-25 00:03:08,319 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,320 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-25 00:03:08,321 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,322 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-25 00:03:08,323 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:03:08,324 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= 1 ~a21~0) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-10-25 00:03:08,324 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:03:08,324 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:03:08,325 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (= ~a8~0 15) (= 1 ~a21~0) (= ~a7~0 0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 1) (= 5 ~a16~0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:03:08,325 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:03:08,325 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse7 (= 4 ~a16~0)) (.cse0 (not (= ~a16~0 6))) (.cse3 (<= ~a20~0 0)) (.cse10 (<= 1 ~a20~0)) (.cse9 (<= ~a21~0 0)) (.cse11 (= |old(~a20~0)| ~a20~0)) (.cse12 (= ~a16~0 4)) (.cse2 (<= ~a17~0 0)) (.cse5 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (not (= ~a7~0 1))) (.cse6 (= 5 ~a16~0)) (.cse8 (= 1 ~a17~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2) (and .cse2 .cse1 .cse6) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse7 .cse1 .cse8) (not (= 3 ~c~0)) (and (not .cse7) .cse9 .cse2 .cse10) (and .cse9 .cse0 .cse8) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 2 ~b~0)) (not (= ~y~0 25)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= 21 ~u~0)) (and .cse4 .cse11 .cse1 .cse8) (and .cse4 .cse5 .cse1 .cse3 .cse8) (not (= 22 ~v~0)) (and .cse1 (and .cse12 (and .cse4 .cse10 .cse8))) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (and .cse9 .cse11 .cse2) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (and .cse4 .cse12 .cse1 .cse2) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)) (and .cse5 .cse1 (and .cse4 .cse6 .cse8)))) [2018-10-25 00:03:08,325 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-25 00:03:08,325 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-25 00:03:08,325 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-25 00:03:08,326 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse7 (= 4 ~a16~0)) (.cse0 (not (= ~a16~0 6))) (.cse3 (<= ~a20~0 0)) (.cse10 (<= 1 ~a20~0)) (.cse9 (<= ~a21~0 0)) (.cse11 (= |old(~a20~0)| ~a20~0)) (.cse12 (= ~a16~0 4)) (.cse2 (<= ~a17~0 0)) (.cse5 (<= 15 ~a8~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (not (= ~a7~0 1))) (.cse6 (= 5 ~a16~0)) (.cse8 (= 1 ~a17~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse1 .cse2) (and .cse2 .cse1 .cse6) (and (= 1 ~a20~0) (= 13 ~a8~0) .cse7 .cse1 .cse8) (not (= 3 ~c~0)) (and (not .cse7) .cse9 .cse2 .cse10) (and .cse9 .cse0 .cse8) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (not (= 2 ~b~0)) (not (= ~y~0 25)) (not (= ~x~0 24)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= 21 ~u~0)) (and .cse4 .cse11 .cse1 .cse8) (and .cse4 .cse5 .cse1 .cse3 .cse8) (not (= 22 ~v~0)) (and .cse1 (and .cse12 (and .cse4 .cse10 .cse8))) (not (= ~z~0 26)) (not (= |old(~a16~0)| 5)) (and .cse9 .cse11 .cse2) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (and .cse4 .cse12 .cse1 .cse2) (not (= 15 |old(~a8~0)|)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)) (and .cse5 .cse1 (and .cse4 .cse6 .cse8)))) [2018-10-25 00:03:08,326 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:03:08,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:03:08 BoogieIcfgContainer [2018-10-25 00:03:08,343 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:03:08,343 INFO L168 Benchmark]: Toolchain (without parser) took 96345.95 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -704.7 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-25 00:03:08,345 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:03:08,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:08,346 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.40 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:08,347 INFO L168 Benchmark]: Boogie Preprocessor took 123.21 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:03:08,347 INFO L168 Benchmark]: RCFGBuilder took 3265.43 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:08,348 INFO L168 Benchmark]: TraceAbstraction took 92050.70 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -42.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. [2018-10-25 00:03:08,352 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.51 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 202.40 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.21 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3265.43 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.3 MB). Peak memory consumption was 118.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 92050.70 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -42.0 MB). Peak memory consumption was 2.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0) || (((!(a7 == 1) && 15 <= a8) && 1 == a21) && a17 <= 0)) || ((a17 <= 0 && 1 == a21) && 5 == a16)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(3 == c)) || (((!(4 == a16) && a21 <= 0) && a17 <= 0) && 1 <= a20)) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || !(1 == \old(a21))) || !(4 == d)) || !(2 == b)) || !(y == 25)) || !(x == 24)) || !(a12 == 8)) || !(e == 5)) || !(21 == u)) || (((!(a7 == 1) && \old(a20) == a20) && 1 == a21) && 1 == a17)) || ((((!(a7 == 1) && 15 <= a8) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(22 == v)) || (1 == a21 && a16 == 4 && (!(a7 == 1) && 1 <= a20) && 1 == a17)) || !(z == 26)) || !(\old(a16) == 5)) || ((a21 <= 0 && \old(a20) == a20) && a17 <= 0)) || !(0 == \old(a7))) || !(\old(a20) == 1)) || !(23 == w)) || (((!(a7 == 1) && a16 == 4) && 1 == a21) && a17 <= 0)) || !(15 == \old(a8))) || !(a == 1)) || !(\old(a17) == 1)) || !(6 == f)) || ((15 <= a8 && 1 == a21) && (!(a7 == 1) && 5 == a16) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 91.9s OverallTime, 12 OverallIterations, 8 TraceHistogramMax, 54.9s AutomataDifference, 0.0s DeadEndRemovalTime, 13.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 1501 SDtfs, 11750 SDslu, 2709 SDs, 0 SdLazy, 18941 SolverSat, 2671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.3s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 3009 GetRequests, 2704 SyntacticMatches, 130 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1911 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11535occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.2s AbstIntTime, 7 AbstIntIterations, 3 AbstIntStrong, 0.9973533798571318 AbsIntWeakeningRatio, 0.2054140127388535 AbsIntAvgWeakeningVarsNumRemoved, 10.009554140127388 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 1660 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 572 PreInvPairs, 1002 NumberOfFragments, 1309 HoareAnnotationTreeSize, 572 FomulaSimplifications, 75441 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15435 FormulaSimplificationTreeSizeReductionInter, 10.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 3549 NumberOfCodeBlocks, 3549 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4606 ConstructedInterpolants, 0 QuantifiedInterpolants, 2307232 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2838 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 3957/4323 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...