java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-07 13:12:07,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-07 13:12:07,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-07 13:12:07,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-07 13:12:07,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-07 13:12:07,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-07 13:12:07,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-07 13:12:07,791 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-07 13:12:07,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-07 13:12:07,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-07 13:12:07,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-07 13:12:07,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-07 13:12:07,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-07 13:12:07,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-07 13:12:07,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-07 13:12:07,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-07 13:12:07,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-07 13:12:07,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-07 13:12:07,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-07 13:12:07,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-07 13:12:07,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-07 13:12:07,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-07 13:12:07,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-07 13:12:07,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-07 13:12:07,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-07 13:12:07,848 INFO L138 SettingsManager]: * Use SBE=true [2019-09-07 13:12:07,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-07 13:12:07,848 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-07 13:12:07,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-07 13:12:07,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-07 13:12:07,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-07 13:12:07,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-07 13:12:07,851 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-07 13:12:07,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-07 13:12:07,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-07 13:12:07,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-07 13:12:07,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-07 13:12:07,852 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-07 13:12:07,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-07 13:12:07,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-07 13:12:07,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-07 13:12:07,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-07 13:12:07,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:12:07,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-07 13:12:07,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-07 13:12:07,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-07 13:12:07,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-07 13:12:07,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-07 13:12:07,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-07 13:12:07,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-07 13:12:07,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-07 13:12:07,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-07 13:12:07,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-07 13:12:07,947 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-07 13:12:07,947 INFO L275 PluginConnector]: CDTParser initialized [2019-09-07 13:12:07,948 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-09-07 13:12:08,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8339848f/d15cff4d3b2f4e608f651658b0dfd81e/FLAGf5856e272 [2019-09-07 13:12:08,671 INFO L306 CDTParser]: Found 1 translation units. [2019-09-07 13:12:08,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-09-07 13:12:08,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8339848f/d15cff4d3b2f4e608f651658b0dfd81e/FLAGf5856e272 [2019-09-07 13:12:08,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8339848f/d15cff4d3b2f4e608f651658b0dfd81e [2019-09-07 13:12:08,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-07 13:12:08,884 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-07 13:12:08,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-07 13:12:08,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-07 13:12:08,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-07 13:12:08,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:12:08" (1/1) ... [2019-09-07 13:12:08,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@598eb392 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:08, skipping insertion in model container [2019-09-07 13:12:08,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.09 01:12:08" (1/1) ... [2019-09-07 13:12:08,903 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-07 13:12:08,977 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-07 13:12:09,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:12:09,626 INFO L188 MainTranslator]: Completed pre-run [2019-09-07 13:12:09,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-07 13:12:09,775 INFO L192 MainTranslator]: Completed translation [2019-09-07 13:12:09,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09 WrapperNode [2019-09-07 13:12:09,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-07 13:12:09,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-07 13:12:09,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-07 13:12:09,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-07 13:12:09,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... [2019-09-07 13:12:09,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-07 13:12:09,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-07 13:12:09,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-07 13:12:09,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-07 13:12:09,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-07 13:12:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-07 13:12:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-07 13:12:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-09-07 13:12:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-07 13:12:09,976 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-07 13:12:09,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-07 13:12:11,162 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-07 13:12:11,162 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-07 13:12:11,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:12:11 BoogieIcfgContainer [2019-09-07 13:12:11,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-07 13:12:11,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-07 13:12:11,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-07 13:12:11,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-07 13:12:11,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.09 01:12:08" (1/3) ... [2019-09-07 13:12:11,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ced5c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:12:11, skipping insertion in model container [2019-09-07 13:12:11,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.09 01:12:09" (2/3) ... [2019-09-07 13:12:11,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ced5c6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.09 01:12:11, skipping insertion in model container [2019-09-07 13:12:11,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.09 01:12:11" (3/3) ... [2019-09-07 13:12:11,175 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label51.c [2019-09-07 13:12:11,188 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-07 13:12:11,198 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-07 13:12:11,222 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-07 13:12:11,263 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-07 13:12:11,264 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-07 13:12:11,264 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-07 13:12:11,265 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-07 13:12:11,265 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-07 13:12:11,265 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-07 13:12:11,265 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-07 13:12:11,265 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-07 13:12:11,265 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-07 13:12:11,293 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-09-07 13:12:11,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-09-07 13:12:11,307 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:11,309 INFO L399 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] [2019-09-07 13:12:11,311 INFO L418 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:11,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:11,318 INFO L82 PathProgramCache]: Analyzing trace with hash 1960329542, now seen corresponding path program 1 times [2019-09-07 13:12:11,320 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:11,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:11,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:11,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:11,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:11,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:11,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-07 13:12:11,868 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-07 13:12:11,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-07 13:12:11,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:12:11,887 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-09-07 13:12:12,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:12,856 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2019-09-07 13:12:12,856 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-07 13:12:12,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2019-09-07 13:12:12,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:12,880 INFO L225 Difference]: With dead ends: 618 [2019-09-07 13:12:12,880 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:12:12,891 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-07 13:12:12,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:12:12,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:12:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:12:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2019-09-07 13:12:13,006 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 116 [2019-09-07 13:12:13,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:13,008 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2019-09-07 13:12:13,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-07 13:12:13,009 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2019-09-07 13:12:13,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-09-07 13:12:13,022 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:13,023 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:12:13,023 INFO L418 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:13,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:13,025 INFO L82 PathProgramCache]: Analyzing trace with hash -994304287, now seen corresponding path program 1 times [2019-09-07 13:12:13,026 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:13,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:13,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:13,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:13,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:13,388 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:13,389 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:13,389 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:12:13,391 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:12:13,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:12:13,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:13,392 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2019-09-07 13:12:14,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:14,183 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2019-09-07 13:12:14,183 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:12:14,183 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 124 [2019-09-07 13:12:14,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:14,187 INFO L225 Difference]: With dead ends: 721 [2019-09-07 13:12:14,187 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:12:14,190 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:14,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:12:14,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:12:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:12:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2019-09-07 13:12:14,207 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 124 [2019-09-07 13:12:14,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:14,207 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2019-09-07 13:12:14,207 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:12:14,208 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2019-09-07 13:12:14,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-09-07 13:12:14,210 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:14,210 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:12:14,210 INFO L418 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:14,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:14,211 INFO L82 PathProgramCache]: Analyzing trace with hash 418207893, now seen corresponding path program 1 times [2019-09-07 13:12:14,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:14,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:14,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:14,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:14,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:14,519 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:14,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:14,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:12:14,521 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:12:14,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:12:14,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:14,521 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2019-09-07 13:12:15,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:15,310 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2019-09-07 13:12:15,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:12:15,315 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2019-09-07 13:12:15,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:15,318 INFO L225 Difference]: With dead ends: 717 [2019-09-07 13:12:15,318 INFO L226 Difference]: Without dead ends: 320 [2019-09-07 13:12:15,320 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:15,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2019-09-07 13:12:15,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2019-09-07 13:12:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2019-09-07 13:12:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2019-09-07 13:12:15,336 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 130 [2019-09-07 13:12:15,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:15,336 INFO L475 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2019-09-07 13:12:15,337 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:12:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2019-09-07 13:12:15,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-09-07 13:12:15,339 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:15,339 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:12:15,340 INFO L418 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:15,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:15,340 INFO L82 PathProgramCache]: Analyzing trace with hash 431960158, now seen corresponding path program 1 times [2019-09-07 13:12:15,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:15,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:15,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:15,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:15,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:15,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:15,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:12:15,431 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:12:15,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:12:15,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:12:15,432 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2019-09-07 13:12:16,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:16,396 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2019-09-07 13:12:16,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:12:16,397 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2019-09-07 13:12:16,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:16,403 INFO L225 Difference]: With dead ends: 951 [2019-09-07 13:12:16,403 INFO L226 Difference]: Without dead ends: 637 [2019-09-07 13:12:16,405 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:12:16,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2019-09-07 13:12:16,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2019-09-07 13:12:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:12:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 870 transitions. [2019-09-07 13:12:16,438 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 870 transitions. Word has length 138 [2019-09-07 13:12:16,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:16,438 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 870 transitions. [2019-09-07 13:12:16,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:12:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 870 transitions. [2019-09-07 13:12:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-09-07 13:12:16,442 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:16,442 INFO L399 BasicCegarLoop]: trace histogram [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] [2019-09-07 13:12:16,443 INFO L418 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:16,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:16,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1228482458, now seen corresponding path program 1 times [2019-09-07 13:12:16,443 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:16,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:16,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:16,445 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:16,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:16,675 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:16,675 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:12:16,675 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:12:16,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:12:16,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:16,676 INFO L87 Difference]: Start difference. First operand 626 states and 870 transitions. Second operand 5 states. [2019-09-07 13:12:17,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:17,355 INFO L93 Difference]: Finished difference Result 1330 states and 1901 transitions. [2019-09-07 13:12:17,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:12:17,355 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2019-09-07 13:12:17,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:17,360 INFO L225 Difference]: With dead ends: 1330 [2019-09-07 13:12:17,360 INFO L226 Difference]: Without dead ends: 626 [2019-09-07 13:12:17,362 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:17,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2019-09-07 13:12:17,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2019-09-07 13:12:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:12:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 858 transitions. [2019-09-07 13:12:17,386 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 858 transitions. Word has length 140 [2019-09-07 13:12:17,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:17,386 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 858 transitions. [2019-09-07 13:12:17,386 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:12:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 858 transitions. [2019-09-07 13:12:17,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-09-07 13:12:17,389 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:17,390 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:12:17,390 INFO L418 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:17,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:17,391 INFO L82 PathProgramCache]: Analyzing trace with hash 725638870, now seen corresponding path program 1 times [2019-09-07 13:12:17,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:17,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:17,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:17,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:17,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:17,651 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:17,651 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:17,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-07 13:12:17,652 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-07 13:12:17,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-07 13:12:17,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:17,653 INFO L87 Difference]: Start difference. First operand 626 states and 858 transitions. Second operand 5 states. [2019-09-07 13:12:18,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:18,357 INFO L93 Difference]: Finished difference Result 1332 states and 1876 transitions. [2019-09-07 13:12:18,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-07 13:12:18,358 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2019-09-07 13:12:18,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:18,362 INFO L225 Difference]: With dead ends: 1332 [2019-09-07 13:12:18,362 INFO L226 Difference]: Without dead ends: 626 [2019-09-07 13:12:18,364 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-07 13:12:18,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2019-09-07 13:12:18,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2019-09-07 13:12:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2019-09-07 13:12:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 842 transitions. [2019-09-07 13:12:18,385 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 842 transitions. Word has length 142 [2019-09-07 13:12:18,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:18,386 INFO L475 AbstractCegarLoop]: Abstraction has 626 states and 842 transitions. [2019-09-07 13:12:18,386 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-07 13:12:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 842 transitions. [2019-09-07 13:12:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-09-07 13:12:18,389 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:18,390 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:12:18,390 INFO L418 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:18,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:18,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1581871794, now seen corresponding path program 1 times [2019-09-07 13:12:18,391 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:18,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:18,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:18,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:18,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:18,491 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-07 13:12:18,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-07 13:12:18,496 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-07 13:12:18,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-07 13:12:18,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-09-07 13:12:18,498 INFO L87 Difference]: Start difference. First operand 626 states and 842 transitions. Second operand 6 states. [2019-09-07 13:12:19,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:19,319 INFO L93 Difference]: Finished difference Result 1858 states and 2598 transitions. [2019-09-07 13:12:19,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-07 13:12:19,321 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2019-09-07 13:12:19,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:19,336 INFO L225 Difference]: With dead ends: 1858 [2019-09-07 13:12:19,336 INFO L226 Difference]: Without dead ends: 1238 [2019-09-07 13:12:19,338 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-09-07 13:12:19,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2019-09-07 13:12:19,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2019-09-07 13:12:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2019-09-07 13:12:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2019-09-07 13:12:19,403 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 146 [2019-09-07 13:12:19,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:19,404 INFO L475 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2019-09-07 13:12:19,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-07 13:12:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2019-09-07 13:12:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-09-07 13:12:19,409 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:19,409 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:12:19,410 INFO L418 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:19,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:19,411 INFO L82 PathProgramCache]: Analyzing trace with hash 93497294, now seen corresponding path program 1 times [2019-09-07 13:12:19,411 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:19,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:19,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:19,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:19,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:19,543 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:12:19,544 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-07 13:12:19,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:12:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:19,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:12:19,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:12:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-07 13:12:19,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-07 13:12:19,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-09-07 13:12:19,871 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-07 13:12:19,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-07 13:12:19,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-07 13:12:19,872 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 7 states. [2019-09-07 13:12:21,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:21,380 INFO L93 Difference]: Finished difference Result 3651 states and 5065 transitions. [2019-09-07 13:12:21,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-07 13:12:21,384 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 180 [2019-09-07 13:12:21,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:21,396 INFO L225 Difference]: With dead ends: 3651 [2019-09-07 13:12:21,397 INFO L226 Difference]: Without dead ends: 1542 [2019-09-07 13:12:21,406 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2019-09-07 13:12:21,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2019-09-07 13:12:21,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1518. [2019-09-07 13:12:21,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1518 states. [2019-09-07 13:12:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 1898 transitions. [2019-09-07 13:12:21,481 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 1898 transitions. Word has length 180 [2019-09-07 13:12:21,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:21,482 INFO L475 AbstractCegarLoop]: Abstraction has 1518 states and 1898 transitions. [2019-09-07 13:12:21,483 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-07 13:12:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1898 transitions. [2019-09-07 13:12:21,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2019-09-07 13:12:21,491 INFO L391 BasicCegarLoop]: Found error trace [2019-09-07 13:12:21,491 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-07 13:12:21,492 INFO L418 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-07 13:12:21,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-07 13:12:21,492 INFO L82 PathProgramCache]: Analyzing trace with hash 243078476, now seen corresponding path program 1 times [2019-09-07 13:12:21,493 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-07 13:12:21,493 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-07 13:12:21,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:21,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-07 13:12:21,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-07 13:12:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:21,803 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 139 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-07 13:12:21,804 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-07 13:12:21,804 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-07 13:12:21,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-07 13:12:21,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-07 13:12:21,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-07 13:12:21,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-07 13:12:22,027 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 153 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Stream closed [2019-09-07 13:12:22,041 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-07 13:12:22,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2019-09-07 13:12:22,042 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-07 13:12:22,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-07 13:12:22,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2019-09-07 13:12:22,043 INFO L87 Difference]: Start difference. First operand 1518 states and 1898 transitions. Second operand 14 states. [2019-09-07 13:12:24,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-07 13:12:24,379 INFO L93 Difference]: Finished difference Result 3186 states and 3998 transitions. [2019-09-07 13:12:24,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-09-07 13:12:24,380 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 231 [2019-09-07 13:12:24,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-07 13:12:24,381 INFO L225 Difference]: With dead ends: 3186 [2019-09-07 13:12:24,381 INFO L226 Difference]: Without dead ends: 0 [2019-09-07 13:12:24,395 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2019-09-07 13:12:24,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-07 13:12:24,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-07 13:12:24,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-07 13:12:24,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-07 13:12:24,397 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 231 [2019-09-07 13:12:24,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-07 13:12:24,398 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-07 13:12:24,398 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-07 13:12:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-07 13:12:24,398 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-07 13:12:24,406 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-07 13:12:25,947 WARN L188 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 104 DAG size of output: 72 [2019-09-07 13:12:26,295 WARN L188 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 50 [2019-09-07 13:12:26,644 WARN L188 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 50 [2019-09-07 13:12:26,647 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:12:26,647 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2019-09-07 13:12:26,647 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-09-07 13:12:26,648 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-09-07 13:12:26,649 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,650 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-09-07 13:12:26,651 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-09-07 13:12:26,652 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,653 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-09-07 13:12:26,654 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,655 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-09-07 13:12:26,656 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-09-07 13:12:26,657 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,658 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-09-07 13:12:26,659 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-09-07 13:12:26,660 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:12:26,661 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-09-07 13:12:26,662 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-09-07 13:12:26,663 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,664 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-09-07 13:12:26,665 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,666 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-07 13:12:26,667 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-09-07 13:12:26,668 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-09-07 13:12:26,669 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-09-07 13:12:26,669 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,669 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,669 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse14 (= 1 |old(~a19~0)|)) (.cse1 (= 1 |old(~a11~0)|)) (.cse6 (= 1 |old(~a25~0)|)) (.cse7 (not (= 1 ~a11~0))) (.cse15 (= ~a17~0 |old(~a17~0)|)) (.cse16 (= ~a19~0 |old(~a19~0)|)) (.cse17 (= ~a28~0 |old(~a28~0)|)) (.cse18 (= ~a25~0 |old(~a25~0)|))) (let ((.cse3 (and .cse7 .cse15 .cse16 .cse17 .cse18)) (.cse12 (not (= 7 |old(~a28~0)|))) (.cse5 (= 9 |old(~a28~0)|)) (.cse9 (not .cse6)) (.cse11 (not .cse1)) (.cse10 (= ~a11~0 1)) (.cse8 (not (<= |old(~a17~0)| 7))) (.cse0 (not (= 1 ~a21~0))) (.cse2 (not .cse14)) (.cse13 (= 8 |old(~a28~0)|)) (.cse4 (not (= 8 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse5 .cse8) (or .cse0 .cse9 .cse2 .cse4 .cse10 (not .cse5) .cse11) (or .cse0 .cse12 .cse9 .cse2 (and (= ~a17~0 7) .cse10) .cse11 (not (= 7 |old(~a17~0)|))) (or .cse0 .cse1 .cse13 .cse5 .cse4 .cse3) (or .cse0 .cse1 .cse7 .cse8 .cse6) (or .cse14 .cse0 .cse12 (and (not (= ~a19~0 1)) (not (= ~a25~0 1)) (= ~a17~0 8) (= ~a28~0 7) .cse10) .cse4 .cse11 .cse6) (or .cse0 .cse1 .cse2 .cse13 .cse15 .cse5 (not (<= |old(~a17~0)| 8)) .cse6) (or .cse0 (not (= 10 |old(~a28~0)|)) .cse9 .cse2 .cse4 .cse11 .cse10) (or .cse0 (and (<= ~a17~0 7) .cse16 .cse17 .cse18) .cse8) (or .cse0 .cse2 (and .cse15 .cse16 .cse17 .cse18) .cse13 .cse4)))) [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-09-07 13:12:26,670 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-09-07 13:12:26,671 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,672 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-09-07 13:12:26,673 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-09-07 13:12:26,674 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-09-07 13:12:26,675 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-09-07 13:12:26,676 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-09-07 13:12:26,677 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-09-07 13:12:26,678 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-07 13:12:26,678 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= 1 ~a11~0)) (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= ~a19~0 1) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a28~0 9))) [2019-09-07 13:12:26,678 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-07 13:12:26,678 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-07 13:12:26,678 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and (not (= 1 ~a11~0)) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= 9 |old(~a28~0)|) (not (<= |old(~a17~0)| 8)) (= 1 |old(~a25~0)|)) [2019-09-07 13:12:26,679 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a25~0 1))) (let ((.cse2 (not (= ~a28~0 8))) (.cse0 (not (= 1 ~a11~0))) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse5 (not .cse9)) (.cse3 (not .cse8)) (.cse6 (= ~a17~0 8)) (.cse4 (= ~a19~0 1)) (.cse7 (= ~a11~0 1))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4) (and (not .cse4) .cse5 .cse6 (= ~a28~0 7) .cse7) (= 9 |old(~a28~0)|) (and .cse8 .cse6 .cse4 .cse9 .cse7) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse1 .cse2 .cse4) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse5 .cse3) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and (= ~a28~0 10) .cse6 .cse4 .cse9 .cse7) (not (<= |old(~a17~0)| 8))))) [2019-09-07 13:12:26,679 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:12:26,679 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-09-07 13:12:26,679 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a25~0 1))) (let ((.cse2 (not (= ~a28~0 8))) (.cse0 (not (= 1 ~a11~0))) (.cse1 (= ~a17~0 |old(~a17~0)|)) (.cse5 (not .cse9)) (.cse3 (not .cse8)) (.cse6 (= ~a17~0 8)) (.cse4 (= ~a19~0 1)) (.cse7 (= ~a11~0 1))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4) (and (not .cse4) .cse5 .cse6 (= ~a28~0 7) .cse7) (= 9 |old(~a28~0)|) (and .cse8 .cse6 .cse4 .cse9 .cse7) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse1 .cse2 .cse4) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse5 .cse3) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and (= ~a28~0 10) .cse6 .cse4 .cse9 .cse7) (not (<= |old(~a17~0)| 8))))) [2019-09-07 13:12:26,679 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-09-07 13:12:26,680 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-09-07 13:12:26,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.09 01:12:26 BoogieIcfgContainer [2019-09-07 13:12:26,701 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-07 13:12:26,704 INFO L168 Benchmark]: Toolchain (without parser) took 17820.21 ms. Allocated memory was 134.2 MB in the beginning and 486.0 MB in the end (delta: 351.8 MB). Free memory was 87.8 MB in the beginning and 327.8 MB in the end (delta: -240.0 MB). Peak memory consumption was 358.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,705 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,706 INFO L168 Benchmark]: CACSL2BoogieTranslator took 891.33 ms. Allocated memory was 134.2 MB in the beginning and 204.5 MB in the end (delta: 70.3 MB). Free memory was 87.5 MB in the beginning and 169.6 MB in the end (delta: -82.1 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,707 INFO L168 Benchmark]: Boogie Preprocessor took 126.94 ms. Allocated memory is still 204.5 MB. Free memory was 169.6 MB in the beginning and 165.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,708 INFO L168 Benchmark]: RCFGBuilder took 1260.27 ms. Allocated memory was 204.5 MB in the beginning and 230.7 MB in the end (delta: 26.2 MB). Free memory was 165.1 MB in the beginning and 183.2 MB in the end (delta: -18.1 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,709 INFO L168 Benchmark]: TraceAbstraction took 15535.56 ms. Allocated memory was 230.7 MB in the beginning and 486.0 MB in the end (delta: 255.3 MB). Free memory was 183.2 MB in the beginning and 327.8 MB in the end (delta: -144.6 MB). Peak memory consumption was 357.6 MB. Max. memory is 7.1 GB. [2019-09-07 13:12:26,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 891.33 ms. Allocated memory was 134.2 MB in the beginning and 204.5 MB in the end (delta: 70.3 MB). Free memory was 87.5 MB in the beginning and 169.6 MB in the end (delta: -82.1 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.94 ms. Allocated memory is still 204.5 MB. Free memory was 169.6 MB in the beginning and 165.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1260.27 ms. Allocated memory was 204.5 MB in the beginning and 230.7 MB in the end (delta: 26.2 MB). Free memory was 165.1 MB in the beginning and 183.2 MB in the end (delta: -18.1 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15535.56 ms. Allocated memory was 230.7 MB in the beginning and 486.0 MB in the end (delta: 255.3 MB). Free memory was 183.2 MB in the beginning and 327.8 MB in the end (delta: -144.6 MB). Peak memory consumption was 357.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: 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: 606]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a21) || (((!(1 == a11) && a17 == \old(a17)) && !(a28 == 8)) && !(a28 == 9))) || ((!(1 == a11) && a17 == \old(a17)) && a19 == 1)) || ((((!(a19 == 1) && !(a25 == 1)) && a17 == 8) && a28 == 7) && a11 == 1)) || 9 == \old(a28)) || ((((a28 == 9 && a17 == 8) && a19 == 1) && a25 == 1) && a11 == 1)) || a17 <= 7) || 1 == \old(a25)) || ((a17 == \old(a17) && !(a28 == 8)) && a19 == 1)) || 1 == \old(a11)) || (((!(1 == a11) && a17 == \old(a17)) && !(a25 == 1)) && !(a28 == 9))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((a28 == 10 && a17 == 8) && a19 == 1) && a25 == 1) && a11 == 1)) || !(\old(a17) <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 15.4s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 9.7s AutomataDifference, 0.0s DeadEndRemovalTime, 2.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 537 SDtfs, 5915 SDslu, 531 SDs, 0 SdLazy, 7244 SolverSat, 1254 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 519 GetRequests, 454 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1518occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 55 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 71 PreInvPairs, 127 NumberOfFragments, 700 HoareAnnotationTreeSize, 71 FomulaSimplifications, 2676 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1186 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1758 NumberOfCodeBlocks, 1758 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1747 ConstructedInterpolants, 0 QuantifiedInterpolants, 1366878 SizeOfPredicates, 2 NumberOfNonLiveVariables, 968 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 582/612 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...