java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label37_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 17:08:30,132 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 17:08:30,134 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 17:08:30,146 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 17:08:30,147 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 17:08:30,148 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 17:08:30,149 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 17:08:30,151 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 17:08:30,152 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 17:08:30,153 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 17:08:30,154 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 17:08:30,154 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 17:08:30,155 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 17:08:30,156 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 17:08:30,157 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 17:08:30,158 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 17:08:30,159 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 17:08:30,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 17:08:30,163 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 17:08:30,164 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 17:08:30,165 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 17:08:30,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 17:08:30,169 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 17:08:30,169 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 17:08:30,170 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 17:08:30,170 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 17:08:30,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 17:08:30,172 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 17:08:30,173 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 17:08:30,174 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 17:08:30,174 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 17:08:30,175 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 17:08:30,175 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 17:08:30,175 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 17:08:30,176 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 17:08:30,177 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 17:08:30,177 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-14 17:08:30,193 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 17:08:30,193 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 17:08:30,194 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 17:08:30,194 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 17:08:30,195 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 17:08:30,195 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 17:08:30,195 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 17:08:30,195 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 17:08:30,195 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 17:08:30,196 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 17:08:30,196 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 17:08:30,197 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 17:08:30,197 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 17:08:30,197 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 17:08:30,197 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 17:08:30,197 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 17:08:30,198 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 17:08:30,198 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 17:08:30,198 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 17:08:30,198 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 17:08:30,198 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 17:08:30,198 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 17:08:30,199 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 17:08:30,199 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 17:08:30,199 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 17:08:30,199 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 17:08:30,199 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 17:08:30,200 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 17:08:30,200 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 17:08:30,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 17:08:30,200 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 17:08:30,200 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 17:08:30,201 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 17:08:30,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 17:08:30,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 17:08:30,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 17:08:30,281 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 17:08:30,281 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 17:08:30,282 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label37_true-unreach-call.c [2018-09-14 17:08:30,636 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6383fc9/72db36afb3e34d8d970d10cc6e8adbc8/FLAGd796065ae [2018-09-14 17:08:30,893 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 17:08:30,894 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label37_true-unreach-call.c [2018-09-14 17:08:30,916 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6383fc9/72db36afb3e34d8d970d10cc6e8adbc8/FLAGd796065ae [2018-09-14 17:08:30,941 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c6383fc9/72db36afb3e34d8d970d10cc6e8adbc8 [2018-09-14 17:08:30,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 17:08:30,958 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 17:08:30,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 17:08:30,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 17:08:30,972 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 17:08:30,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 05:08:30" (1/1) ... [2018-09-14 17:08:30,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df1523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:30, skipping insertion in model container [2018-09-14 17:08:30,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 05:08:30" (1/1) ... [2018-09-14 17:08:30,990 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 17:08:31,492 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 17:08:31,509 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 17:08:31,613 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 17:08:31,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31 WrapperNode [2018-09-14 17:08:31,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 17:08:31,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 17:08:31,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 17:08:31,671 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 17:08:31,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 17:08:31,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 17:08:31,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 17:08:31,760 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 17:08:31,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:31,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:32,015 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... [2018-09-14 17:08:32,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 17:08:32,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 17:08:32,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 17:08:32,038 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 17:08:32,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 17:08:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 17:08:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 17:08:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 17:08:32,111 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 17:08:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 17:08:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 17:08:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 17:08:32,112 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 17:08:35,287 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 17:08:35,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 05:08:35 BoogieIcfgContainer [2018-09-14 17:08:35,288 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 17:08:35,289 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 17:08:35,289 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 17:08:35,292 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 17:08:35,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 05:08:30" (1/3) ... [2018-09-14 17:08:35,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7755af93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 05:08:35, skipping insertion in model container [2018-09-14 17:08:35,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 05:08:31" (2/3) ... [2018-09-14 17:08:35,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7755af93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 05:08:35, skipping insertion in model container [2018-09-14 17:08:35,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 05:08:35" (3/3) ... [2018-09-14 17:08:35,296 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label37_true-unreach-call.c [2018-09-14 17:08:35,305 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 17:08:35,313 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 17:08:35,365 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 17:08:35,366 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 17:08:35,366 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 17:08:35,366 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 17:08:35,366 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 17:08:35,366 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 17:08:35,367 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 17:08:35,367 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 17:08:35,367 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 17:08:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-09-14 17:08:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-09-14 17:08:35,404 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:35,405 INFO L376 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] [2018-09-14 17:08:35,406 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:35,410 INFO L82 PathProgramCache]: Analyzing trace with hash -890432215, now seen corresponding path program 1 times [2018-09-14 17:08:35,413 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:35,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:35,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:35,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:35,460 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:35,943 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:35,943 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 17:08:35,943 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:35,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 17:08:35,967 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 17:08:35,967 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:35,970 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-09-14 17:08:38,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:38,855 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-09-14 17:08:38,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 17:08:38,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2018-09-14 17:08:38,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:38,879 INFO L225 Difference]: With dead ends: 737 [2018-09-14 17:08:38,879 INFO L226 Difference]: Without dead ends: 515 [2018-09-14 17:08:38,895 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:38,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-09-14 17:08:38,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-09-14 17:08:38,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-09-14 17:08:38,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 579 transitions. [2018-09-14 17:08:38,977 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 579 transitions. Word has length 61 [2018-09-14 17:08:38,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:38,977 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 579 transitions. [2018-09-14 17:08:38,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 17:08:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2018-09-14 17:08:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-14 17:08:38,986 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:38,986 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:08:38,986 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:38,987 INFO L82 PathProgramCache]: Analyzing trace with hash 833383459, now seen corresponding path program 1 times [2018-09-14 17:08:38,987 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:38,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:38,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:38,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:38,989 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:39,361 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:39,361 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 17:08:39,362 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:39,364 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 17:08:39,364 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 17:08:39,364 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:39,365 INFO L87 Difference]: Start difference. First operand 356 states and 579 transitions. Second operand 6 states. [2018-09-14 17:08:42,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:42,066 INFO L93 Difference]: Finished difference Result 1259 states and 2162 transitions. [2018-09-14 17:08:42,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 17:08:42,070 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-09-14 17:08:42,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:42,084 INFO L225 Difference]: With dead ends: 1259 [2018-09-14 17:08:42,085 INFO L226 Difference]: Without dead ends: 909 [2018-09-14 17:08:42,090 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:08:42,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-09-14 17:08:42,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 895. [2018-09-14 17:08:42,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-09-14 17:08:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1370 transitions. [2018-09-14 17:08:42,164 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1370 transitions. Word has length 136 [2018-09-14 17:08:42,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:42,165 INFO L480 AbstractCegarLoop]: Abstraction has 895 states and 1370 transitions. [2018-09-14 17:08:42,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 17:08:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1370 transitions. [2018-09-14 17:08:42,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-09-14 17:08:42,179 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:42,179 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:08:42,179 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:42,183 INFO L82 PathProgramCache]: Analyzing trace with hash 487326791, now seen corresponding path program 1 times [2018-09-14 17:08:42,183 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:42,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:42,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:42,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:42,185 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:42,436 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:42,436 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 17:08:42,437 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:42,437 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 17:08:42,438 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 17:08:42,438 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:42,438 INFO L87 Difference]: Start difference. First operand 895 states and 1370 transitions. Second operand 6 states. [2018-09-14 17:08:45,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:45,560 INFO L93 Difference]: Finished difference Result 2358 states and 3764 transitions. [2018-09-14 17:08:45,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 17:08:45,562 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-09-14 17:08:45,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:45,576 INFO L225 Difference]: With dead ends: 2358 [2018-09-14 17:08:45,576 INFO L226 Difference]: Without dead ends: 1469 [2018-09-14 17:08:45,583 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:08:45,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1469 states. [2018-09-14 17:08:45,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1469 to 1450. [2018-09-14 17:08:45,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1450 states. [2018-09-14 17:08:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1450 states and 2107 transitions. [2018-09-14 17:08:45,649 INFO L78 Accepts]: Start accepts. Automaton has 1450 states and 2107 transitions. Word has length 138 [2018-09-14 17:08:45,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:45,649 INFO L480 AbstractCegarLoop]: Abstraction has 1450 states and 2107 transitions. [2018-09-14 17:08:45,650 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 17:08:45,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2107 transitions. [2018-09-14 17:08:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-14 17:08:45,656 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:45,656 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:08:45,656 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:45,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1877603308, now seen corresponding path program 1 times [2018-09-14 17:08:45,658 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:45,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:45,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:45,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:45,659 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:45,853 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:45,854 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:45,854 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 17:08:45,854 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:45,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 17:08:45,855 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 17:08:45,855 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:45,855 INFO L87 Difference]: Start difference. First operand 1450 states and 2107 transitions. Second operand 4 states. [2018-09-14 17:08:47,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:47,218 INFO L93 Difference]: Finished difference Result 3188 states and 4711 transitions. [2018-09-14 17:08:47,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 17:08:47,223 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2018-09-14 17:08:47,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:47,233 INFO L225 Difference]: With dead ends: 3188 [2018-09-14 17:08:47,233 INFO L226 Difference]: Without dead ends: 1744 [2018-09-14 17:08:47,241 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:08:47,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1744 states. [2018-09-14 17:08:47,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1744 to 1742. [2018-09-14 17:08:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1742 states. [2018-09-14 17:08:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1742 states and 2373 transitions. [2018-09-14 17:08:47,292 INFO L78 Accepts]: Start accepts. Automaton has 1742 states and 2373 transitions. Word has length 141 [2018-09-14 17:08:47,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:47,293 INFO L480 AbstractCegarLoop]: Abstraction has 1742 states and 2373 transitions. [2018-09-14 17:08:47,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 17:08:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2373 transitions. [2018-09-14 17:08:47,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-14 17:08:47,298 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:47,298 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:08:47,298 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:47,299 INFO L82 PathProgramCache]: Analyzing trace with hash -497008844, now seen corresponding path program 1 times [2018-09-14 17:08:47,299 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:47,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:47,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:47,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:47,300 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:47,489 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:47,490 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:08:47,490 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 17:08:47,490 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:47,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 17:08:47,491 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 17:08:47,491 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:47,491 INFO L87 Difference]: Start difference. First operand 1742 states and 2373 transitions. Second operand 6 states. [2018-09-14 17:08:49,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:49,744 INFO L93 Difference]: Finished difference Result 3994 states and 5608 transitions. [2018-09-14 17:08:49,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 17:08:49,745 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2018-09-14 17:08:49,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:49,761 INFO L225 Difference]: With dead ends: 3994 [2018-09-14 17:08:49,762 INFO L226 Difference]: Without dead ends: 2258 [2018-09-14 17:08:49,768 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 17:08:49,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2258 states. [2018-09-14 17:08:49,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2258 to 2208. [2018-09-14 17:08:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2208 states. [2018-09-14 17:08:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 2208 states and 2886 transitions. [2018-09-14 17:08:49,851 INFO L78 Accepts]: Start accepts. Automaton has 2208 states and 2886 transitions. Word has length 157 [2018-09-14 17:08:49,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:49,853 INFO L480 AbstractCegarLoop]: Abstraction has 2208 states and 2886 transitions. [2018-09-14 17:08:49,853 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 17:08:49,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2886 transitions. [2018-09-14 17:08:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-09-14 17:08:49,862 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:49,863 INFO L376 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:08:49,863 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:49,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1003336825, now seen corresponding path program 1 times [2018-09-14 17:08:49,863 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:49,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:49,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:49,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:49,865 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:50,174 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:08:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-09-14 17:08:50,513 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:08:50,513 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG 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) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:08:50,531 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:50,532 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:08:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:50,649 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:08:50,959 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-09-14 17:08:50,959 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:08:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-09-14 17:08:51,366 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 17:08:51,366 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2018-09-14 17:08:51,367 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:08:51,367 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 17:08:51,368 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 17:08:51,368 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:51,368 INFO L87 Difference]: Start difference. First operand 2208 states and 2886 transitions. Second operand 3 states. [2018-09-14 17:08:53,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:08:53,365 INFO L93 Difference]: Finished difference Result 5317 states and 7151 transitions. [2018-09-14 17:08:53,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 17:08:53,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 231 [2018-09-14 17:08:53,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:08:53,385 INFO L225 Difference]: With dead ends: 5317 [2018-09-14 17:08:53,386 INFO L226 Difference]: Without dead ends: 3115 [2018-09-14 17:08:53,396 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 462 SyntacticMatches, 4 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 17:08:53,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3115 states. [2018-09-14 17:08:53,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3115 to 3082. [2018-09-14 17:08:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3082 states. [2018-09-14 17:08:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 3082 states and 3923 transitions. [2018-09-14 17:08:53,483 INFO L78 Accepts]: Start accepts. Automaton has 3082 states and 3923 transitions. Word has length 231 [2018-09-14 17:08:53,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:08:53,483 INFO L480 AbstractCegarLoop]: Abstraction has 3082 states and 3923 transitions. [2018-09-14 17:08:53,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 17:08:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3923 transitions. [2018-09-14 17:08:53,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-09-14 17:08:53,496 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:08:53,497 INFO L376 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 17:08:53,497 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:08:53,500 INFO L82 PathProgramCache]: Analyzing trace with hash -908091941, now seen corresponding path program 1 times [2018-09-14 17:08:53,501 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:08:53,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:53,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:53,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:08:53,504 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:08:53,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:53,861 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 17:08:54,835 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-09-14 17:08:54,836 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:08:54,836 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 17:08:54,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:54,852 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:08:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:54,958 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:08:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:55,370 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:08:55,733 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:55,755 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 17:08:55,756 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 17:08:55,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:08:55,773 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 17:08:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:08:55,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 17:08:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:56,136 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 17:08:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 17:08:56,409 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 17:08:56,409 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5, 5, 5] total 13 [2018-09-14 17:08:56,409 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 17:08:56,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-14 17:08:56,410 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-14 17:08:56,411 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-09-14 17:08:56,411 INFO L87 Difference]: Start difference. First operand 3082 states and 3923 transitions. Second operand 11 states. [2018-09-14 17:08:59,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:00,000 INFO L93 Difference]: Finished difference Result 7673 states and 9949 transitions. [2018-09-14 17:09:00,006 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-09-14 17:09:00,007 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 283 [2018-09-14 17:09:00,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:00,019 INFO L225 Difference]: With dead ends: 7673 [2018-09-14 17:09:00,019 INFO L226 Difference]: Without dead ends: 2376 [2018-09-14 17:09:00,046 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1163 GetRequests, 1132 SyntacticMatches, 7 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=176, Invalid=474, Unknown=0, NotChecked=0, Total=650 [2018-09-14 17:09:00,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2376 states. [2018-09-14 17:09:00,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2376 to 2221. [2018-09-14 17:09:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2221 states. [2018-09-14 17:09:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 2221 states and 2558 transitions. [2018-09-14 17:09:00,103 INFO L78 Accepts]: Start accepts. Automaton has 2221 states and 2558 transitions. Word has length 283 [2018-09-14 17:09:00,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:00,104 INFO L480 AbstractCegarLoop]: Abstraction has 2221 states and 2558 transitions. [2018-09-14 17:09:00,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-14 17:09:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2558 transitions. [2018-09-14 17:09:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-09-14 17:09:00,113 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 17:09:00,113 INFO L376 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 17:09:00,113 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 17:09:00,114 INFO L82 PathProgramCache]: Analyzing trace with hash -1518939421, now seen corresponding path program 1 times [2018-09-14 17:09:00,114 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 17:09:00,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:00,115 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 17:09:00,115 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 17:09:00,115 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 17:09:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 17:09:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-09-14 17:09:00,454 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 17:09:00,454 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 17:09:00,454 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 17:09:00,455 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 17:09:00,455 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 17:09:00,455 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:09:00,456 INFO L87 Difference]: Start difference. First operand 2221 states and 2558 transitions. Second operand 4 states. [2018-09-14 17:09:02,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 17:09:02,011 INFO L93 Difference]: Finished difference Result 2221 states and 2558 transitions. [2018-09-14 17:09:02,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 17:09:02,015 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 319 [2018-09-14 17:09:02,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 17:09:02,017 INFO L225 Difference]: With dead ends: 2221 [2018-09-14 17:09:02,017 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 17:09:02,021 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 17:09:02,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 17:09:02,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 17:09:02,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 17:09:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 17:09:02,022 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 319 [2018-09-14 17:09:02,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 17:09:02,023 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 17:09:02,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 17:09:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 17:09:02,023 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 17:09:02,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 17:09:02,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:02,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 17:09:02,418 WARN L178 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 20 [2018-09-14 17:09:03,190 WARN L178 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 45 [2018-09-14 17:09:03,709 WARN L178 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 52 [2018-09-14 17:09:04,438 WARN L178 SmtUtils]: Spent 727.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 52 [2018-09-14 17:09:04,442 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 17:09:04,442 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-09-14 17:09:04,442 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 17:09:04,442 INFO L426 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-09-14 17:09:04,442 INFO L426 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,442 INFO L426 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-14 17:09:04,443 INFO L426 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-09-14 17:09:04,444 INFO L426 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-09-14 17:09:04,445 INFO L426 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,446 INFO L426 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-09-14 17:09:04,447 INFO L426 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-09-14 17:09:04,448 INFO L426 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-09-14 17:09:04,449 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2018-09-14 17:09:04,450 INFO L426 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-09-14 17:09:04,451 INFO L426 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-09-14 17:09:04,452 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-09-14 17:09:04,453 INFO L426 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-09-14 17:09:04,454 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-09-14 17:09:04,455 INFO L426 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,456 INFO L426 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-09-14 17:09:04,457 INFO L426 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse10 (= |old(~a19~0)| ~a19~0)) (.cse9 (<= ~a1~0 38)) (.cse2 (= |old(~a10~0)| ~a10~0))) (let ((.cse7 (= 4 |old(~a10~0)|)) (.cse4 (< 38 |old(~a1~0)|)) (.cse6 (< 8 |old(~a19~0)|)) (.cse5 (and .cse10 .cse9 .cse2)) (.cse1 (= 8 |old(~a19~0)|)) (.cse8 (not (= 9 |old(~a19~0)|))) (.cse0 (= 3 |old(~a10~0)|)) (.cse3 (and .cse10 .cse2))) (and (or .cse0 (not .cse1) (and (= 8 ~a19~0) .cse2)) (or (not (= 1 |old(~a10~0)|)) .cse3) (or .cse0 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse6 .cse3) (or .cse0 .cse7 .cse5 .cse4) (or .cse4 .cse8 .cse9) (or .cse4 .cse6 .cse5 .cse1) (or .cse3 .cse8) (or .cse0 (= 10 |old(~a19~0)|) .cse3 (< |old(~a19~0)| 9))))) [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,458 INFO L426 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-14 17:09:04,459 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,460 INFO L426 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-09-14 17:09:04,461 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,462 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-14 17:09:04,463 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 17:09:04,464 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (<= ~a1~0 23) (not (= ~a19~0 10)) (not (= 4 ~a10~0)) (not (= ~a10~0 1)) (<= 9 ~a19~0)) [2018-09-14 17:09:04,464 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 17:09:04,464 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 17:09:04,465 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (= 4 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (= 10 |old(~a19~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-09-14 17:09:04,465 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-09-14 17:09:04,465 INFO L422 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 3))) (.cse8 (not (= ~a19~0 10))) (.cse7 (not (= ~a10~0 1)))) (let ((.cse6 (= |old(~a19~0)| ~a19~0)) (.cse0 (= |old(~a19~0)| 9)) (.cse5 (and .cse1 .cse8 .cse7)) (.cse2 (<= ~a1~0 38)) (.cse3 (not (= 4 ~a10~0))) (.cse4 (= 9 |old(~a19~0)|))) (or (and (= 1 ~a10~0) .cse0) (= 4 |old(~a10~0)|) (and .cse1 .cse2 .cse3 .cse4) (and .cse4 .cse5 (<= 9 ~a19~0)) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (and .cse6 .cse4) (< 23 |old(~a1~0)|) (and .cse6 (and .cse1 .cse2 .cse3 .cse7)) (= 3 |old(~a10~0)|) (and (= 8 ~a19~0) .cse0 .cse5) (and .cse2 (not (= ~a19~0 8)) (<= ~a19~0 8) .cse4) (and (and .cse1 .cse8 .cse3) .cse4) (< |old(~a19~0)| 9)))) [2018-09-14 17:09:04,465 INFO L426 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-09-14 17:09:04,465 INFO L426 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-09-14 17:09:04,465 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-09-14 17:09:04,465 INFO L422 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse1 (not (= ~a10~0 3))) (.cse8 (not (= ~a19~0 10))) (.cse7 (not (= ~a10~0 1)))) (let ((.cse6 (= |old(~a19~0)| ~a19~0)) (.cse0 (= |old(~a19~0)| 9)) (.cse5 (and .cse1 .cse8 .cse7)) (.cse2 (<= ~a1~0 38)) (.cse3 (not (= 4 ~a10~0))) (.cse4 (= 9 |old(~a19~0)|))) (or (and (= 1 ~a10~0) .cse0) (= 4 |old(~a10~0)|) (and .cse1 .cse2 .cse3 .cse4) (and .cse4 .cse5 (<= 9 ~a19~0)) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (and .cse6 .cse4) (< 23 |old(~a1~0)|) (and .cse6 (and .cse1 .cse2 .cse3 .cse7)) (= 3 |old(~a10~0)|) (and (= 8 ~a19~0) .cse0 .cse5) (and .cse2 (not (= ~a19~0 8)) (<= ~a19~0 8) .cse4) (and (and .cse1 .cse8 .cse3) .cse4) (< |old(~a19~0)| 9)))) [2018-09-14 17:09:04,465 INFO L426 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-09-14 17:09:04,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 05:09:04 BoogieIcfgContainer [2018-09-14 17:09:04,486 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 17:09:04,487 INFO L168 Benchmark]: Toolchain (without parser) took 33533.12 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.2 GB). Peak memory consumption was 900.3 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,488 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 17:09:04,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.07 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,491 INFO L168 Benchmark]: Boogie Preprocessor took 277.70 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 786.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -880.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,491 INFO L168 Benchmark]: RCFGBuilder took 3249.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,492 INFO L168 Benchmark]: TraceAbstraction took 29197.27 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 413.1 MB). Free memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: -523.0 MB). Peak memory consumption was 835.9 MB. Max. memory is 7.1 GB. [2018-09-14 17:09:04,498 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.94 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 89.07 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 277.70 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 786.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -880.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3249.97 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29197.27 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 413.1 MB). Free memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: -523.0 MB). Peak memory consumption was 835.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: 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: 582]: Loop Invariant Derived loop invariant: (((((((((((((1 == a10 && \old(a19) == 9) || 4 == \old(a10)) || (((!(a10 == 3) && a1 <= 38) && !(4 == a10)) && 9 == \old(a19))) || ((9 == \old(a19) && (!(a10 == 3) && !(a19 == 10)) && !(a10 == 1)) && 9 <= a19)) || 1 == \old(a10)) || 10 == \old(a19)) || (\old(a19) == a19 && 9 == \old(a19))) || 23 < \old(a1)) || (\old(a19) == a19 && ((!(a10 == 3) && a1 <= 38) && !(4 == a10)) && !(a10 == 1))) || 3 == \old(a10)) || ((8 == a19 && \old(a19) == 9) && (!(a10 == 3) && !(a19 == 10)) && !(a10 == 1))) || (((a1 <= 38 && !(a19 == 8)) && a19 <= 8) && 9 == \old(a19))) || (((!(a10 == 3) && !(a19 == 10)) && !(4 == a10)) && 9 == \old(a19))) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 29.1s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 19.7s AutomataDifference, 0.0s DeadEndRemovalTime, 2.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 734 SDtfs, 4800 SDslu, 838 SDs, 0 SdLazy, 8731 SolverSat, 1632 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1679 GetRequests, 1610 SyntacticMatches, 14 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3082occurred in iteration=6, 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: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 432 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 86 PreInvPairs, 144 NumberOfFragments, 497 HoareAnnotationTreeSize, 86 FomulaSimplifications, 3998 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3755 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 2263 NumberOfCodeBlocks, 2263 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 3046 ConstructedInterpolants, 0 QuantifiedInterpolants, 2095662 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1323 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 1833/1947 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label37_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_17-09-04-518.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label37_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_17-09-04-518.csv Received shutdown request...