./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 407d2ed2af07127fb49dbf31f1dfe014dd6d299c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 09:49:20,376 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 09:49:20,378 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 09:49:20,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 09:49:20,396 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 09:49:20,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 09:49:20,399 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 09:49:20,402 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 09:49:20,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 09:49:20,412 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 09:49:20,414 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 09:49:20,416 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 09:49:20,416 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 09:49:20,417 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 09:49:20,420 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 09:49:20,422 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 09:49:20,422 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 09:49:20,426 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 09:49:20,432 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 09:49:20,434 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 09:49:20,435 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 09:49:20,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 09:49:20,442 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 09:49:20,443 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 09:49:20,443 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 09:49:20,444 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 09:49:20,444 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 09:49:20,445 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 09:49:20,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 09:49:20,448 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 09:49:20,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 09:49:20,449 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 09:49:20,449 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 09:49:20,449 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 09:49:20,450 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 09:49:20,451 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 09:49:20,452 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 09:49:20,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 09:49:20,470 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 09:49:20,471 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 09:49:20,471 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 09:49:20,471 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 09:49:20,472 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 09:49:20,473 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 09:49:20,474 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 09:49:20,474 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 09:49:20,474 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 09:49:20,474 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 09:49:20,474 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 09:49:20,474 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 09:49:20,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 09:49:20,476 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 09:49:20,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:49:20,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 09:49:20,476 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 09:49:20,476 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 09:49:20,477 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 09:49:20,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 09:49:20,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 09:49:20,477 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 407d2ed2af07127fb49dbf31f1dfe014dd6d299c [2018-12-31 09:49:20,536 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 09:49:20,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 09:49:20,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 09:49:20,554 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 09:49:20,554 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 09:49:20,555 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:49:20,619 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15957581e/92a415ab7f244cd7a93dccedf289720d/FLAG405545e30 [2018-12-31 09:49:21,116 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 09:49:21,117 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:49:21,129 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15957581e/92a415ab7f244cd7a93dccedf289720d/FLAG405545e30 [2018-12-31 09:49:21,421 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15957581e/92a415ab7f244cd7a93dccedf289720d [2018-12-31 09:49:21,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 09:49:21,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 09:49:21,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 09:49:21,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 09:49:21,432 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 09:49:21,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:49:21" (1/1) ... [2018-12-31 09:49:21,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac6545c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:21, skipping insertion in model container [2018-12-31 09:49:21,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 09:49:21" (1/1) ... [2018-12-31 09:49:21,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 09:49:21,500 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 09:49:21,828 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:49:21,848 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 09:49:22,048 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 09:49:22,098 INFO L195 MainTranslator]: Completed translation [2018-12-31 09:49:22,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22 WrapperNode [2018-12-31 09:49:22,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 09:49:22,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 09:49:22,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 09:49:22,100 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 09:49:22,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 09:49:22,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 09:49:22,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 09:49:22,202 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 09:49:22,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... [2018-12-31 09:49:22,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 09:49:22,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 09:49:22,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 09:49:22,244 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 09:49:22,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 09:49:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 09:49:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-31 09:49:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 09:49:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 09:49:23,448 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 09:49:23,449 INFO L280 CfgBuilder]: Removed 102 assue(true) statements. [2018-12-31 09:49:23,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:49:23 BoogieIcfgContainer [2018-12-31 09:49:23,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 09:49:23,452 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 09:49:23,452 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 09:49:23,457 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 09:49:23,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 09:49:21" (1/3) ... [2018-12-31 09:49:23,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6fc909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:49:23, skipping insertion in model container [2018-12-31 09:49:23,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 09:49:22" (2/3) ... [2018-12-31 09:49:23,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e6fc909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 09:49:23, skipping insertion in model container [2018-12-31 09:49:23,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:49:23" (3/3) ... [2018-12-31 09:49:23,465 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product16_true-unreach-call_false-termination.cil.c [2018-12-31 09:49:23,484 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 09:49:23,494 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-12-31 09:49:23,513 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2018-12-31 09:49:23,550 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 09:49:23,551 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 09:49:23,551 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 09:49:23,551 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 09:49:23,552 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 09:49:23,552 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 09:49:23,552 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 09:49:23,552 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 09:49:23,552 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 09:49:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2018-12-31 09:49:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 09:49:23,579 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:49:23,580 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:49:23,582 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:49:23,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:49:23,589 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2018-12-31 09:49:23,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:49:23,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:49:23,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:23,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:49:23,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:49:23,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:49:23,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:49:23,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 09:49:23,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 09:49:23,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 09:49:23,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:49:23,901 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2018-12-31 09:49:23,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:49:23,931 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2018-12-31 09:49:23,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 09:49:23,933 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-12-31 09:49:23,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:49:23,947 INFO L225 Difference]: With dead ends: 136 [2018-12-31 09:49:23,947 INFO L226 Difference]: Without dead ends: 67 [2018-12-31 09:49:23,951 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 09:49:23,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2018-12-31 09:49:23,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2018-12-31 09:49:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2018-12-31 09:49:23,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2018-12-31 09:49:23,998 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2018-12-31 09:49:23,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:49:23,999 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2018-12-31 09:49:23,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 09:49:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2018-12-31 09:49:24,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 09:49:24,000 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:49:24,001 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 09:49:24,001 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:49:24,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:49:24,001 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2018-12-31 09:49:24,002 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:49:24,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:49:24,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,003 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:49:24,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:49:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:49:24,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:49:24,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:49:24,129 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:49:24,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:49:24,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:49:24,130 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2018-12-31 09:49:24,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:49:24,148 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2018-12-31 09:49:24,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:49:24,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-12-31 09:49:24,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:49:24,151 INFO L225 Difference]: With dead ends: 67 [2018-12-31 09:49:24,152 INFO L226 Difference]: Without dead ends: 33 [2018-12-31 09:49:24,154 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:49:24,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-12-31 09:49:24,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-12-31 09:49:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-12-31 09:49:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2018-12-31 09:49:24,161 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2018-12-31 09:49:24,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:49:24,163 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2018-12-31 09:49:24,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:49:24,163 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2018-12-31 09:49:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-31 09:49:24,165 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:49:24,165 INFO L402 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] [2018-12-31 09:49:24,166 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:49:24,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:49:24,166 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2018-12-31 09:49:24,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:49:24,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:49:24,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:49:24,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:49:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:49:24,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:49:24,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 09:49:24,340 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 09:49:24,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 09:49:24,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:49:24,341 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2018-12-31 09:49:24,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:49:24,439 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2018-12-31 09:49:24,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 09:49:24,441 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2018-12-31 09:49:24,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:49:24,442 INFO L225 Difference]: With dead ends: 87 [2018-12-31 09:49:24,443 INFO L226 Difference]: Without dead ends: 60 [2018-12-31 09:49:24,443 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 09:49:24,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-31 09:49:24,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2018-12-31 09:49:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2018-12-31 09:49:24,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2018-12-31 09:49:24,458 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2018-12-31 09:49:24,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:49:24,462 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2018-12-31 09:49:24,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 09:49:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2018-12-31 09:49:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-31 09:49:24,463 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:49:24,463 INFO L402 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] [2018-12-31 09:49:24,465 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:49:24,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:49:24,465 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2018-12-31 09:49:24,465 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:49:24,466 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:49:24,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:49:24,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:49:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:49:24,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:49:24,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:49:24,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:49:24,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:49:24,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:49:24,778 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2018-12-31 09:49:25,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:49:25,203 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2018-12-31 09:49:25,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 09:49:25,204 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2018-12-31 09:49:25,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:49:25,206 INFO L225 Difference]: With dead ends: 209 [2018-12-31 09:49:25,206 INFO L226 Difference]: Without dead ends: 159 [2018-12-31 09:49:25,210 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 09:49:25,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-12-31 09:49:25,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 100. [2018-12-31 09:49:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-12-31 09:49:25,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2018-12-31 09:49:25,232 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 23 [2018-12-31 09:49:25,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:49:25,233 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2018-12-31 09:49:25,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:49:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2018-12-31 09:49:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-31 09:49:25,234 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 09:49:25,234 INFO L402 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] [2018-12-31 09:49:25,236 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 09:49:25,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 09:49:25,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1869425907, now seen corresponding path program 1 times [2018-12-31 09:49:25,236 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 09:49:25,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 09:49:25,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:25,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 09:49:25,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 09:49:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 09:49:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 09:49:25,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 09:49:25,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-31 09:49:25,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-31 09:49:25,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-31 09:49:25,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-31 09:49:25,437 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 5 states. [2018-12-31 09:49:25,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 09:49:25,673 INFO L93 Difference]: Finished difference Result 244 states and 363 transitions. [2018-12-31 09:49:25,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-31 09:49:25,674 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-12-31 09:49:25,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 09:49:25,675 INFO L225 Difference]: With dead ends: 244 [2018-12-31 09:49:25,675 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 09:49:25,677 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-31 09:49:25,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 09:49:25,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 09:49:25,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 09:49:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 09:49:25,678 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-12-31 09:49:25,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 09:49:25,678 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 09:49:25,678 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-31 09:49:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 09:49:25,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 09:49:25,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 09:49:26,289 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 09:49:26,289 INFO L448 ceAbstractionStarter]: For program point L829(lines 829 835) no Hoare annotation was computed. [2018-12-31 09:49:26,290 INFO L448 ceAbstractionStarter]: For program point L829-2(lines 829 835) no Hoare annotation was computed. [2018-12-31 09:49:26,290 INFO L448 ceAbstractionStarter]: For program point L829-4(lines 829 835) no Hoare annotation was computed. [2018-12-31 09:49:26,290 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 622) no Hoare annotation was computed. [2018-12-31 09:49:26,290 INFO L451 ceAbstractionStarter]: At program point L615-1(lines 615 622) the Hoare annotation is: true [2018-12-31 09:49:26,290 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 869) no Hoare annotation was computed. [2018-12-31 09:49:26,291 INFO L444 ceAbstractionStarter]: At program point L863-1(lines 863 869) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,291 INFO L448 ceAbstractionStarter]: For program point L797(lines 797 803) no Hoare annotation was computed. [2018-12-31 09:49:26,291 INFO L444 ceAbstractionStarter]: At program point L797-1(lines 797 803) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,291 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,291 INFO L448 ceAbstractionStarter]: For program point L633(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,291 INFO L448 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L633-2(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 472) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L683(lines 683 700) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L683-1(lines 683 700) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L683-2(lines 683 700) no Hoare annotation was computed. [2018-12-31 09:49:26,292 INFO L444 ceAbstractionStarter]: At program point L651(lines 650 669) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,292 INFO L448 ceAbstractionStarter]: For program point L651-1(lines 651 657) no Hoare annotation was computed. [2018-12-31 09:49:26,293 INFO L444 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:49:26,293 INFO L444 ceAbstractionStarter]: At program point L651-2(lines 650 669) the Hoare annotation is: false [2018-12-31 09:49:26,293 INFO L444 ceAbstractionStarter]: At program point L651-3(lines 650 669) the Hoare annotation is: false [2018-12-31 09:49:26,293 INFO L448 ceAbstractionStarter]: For program point L883(lines 883 898) no Hoare annotation was computed. [2018-12-31 09:49:26,293 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 09:49:26,293 INFO L444 ceAbstractionStarter]: At program point L753(lines 748 756) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,293 INFO L444 ceAbstractionStarter]: At program point L753-1(lines 748 756) the Hoare annotation is: false [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 695) no Hoare annotation was computed. [2018-12-31 09:49:26,294 INFO L444 ceAbstractionStarter]: At program point L753-2(lines 748 756) the Hoare annotation is: false [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L687-1(lines 687 695) no Hoare annotation was computed. [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L687-2(lines 687 695) no Hoare annotation was computed. [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 460) no Hoare annotation was computed. [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2018-12-31 09:49:26,294 INFO L448 ceAbstractionStarter]: For program point L456-6(lines 456 460) no Hoare annotation was computed. [2018-12-31 09:49:26,295 INFO L444 ceAbstractionStarter]: At program point L903(lines 852 904) the Hoare annotation is: false [2018-12-31 09:49:26,295 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,295 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 09:49:26,295 INFO L448 ceAbstractionStarter]: For program point L854(lines 853 902) no Hoare annotation was computed. [2018-12-31 09:49:26,295 INFO L448 ceAbstractionStarter]: For program point L855(lines 855 859) no Hoare annotation was computed. [2018-12-31 09:49:26,295 INFO L451 ceAbstractionStarter]: At program point L624(lines 605 627) the Hoare annotation is: true [2018-12-31 09:49:26,295 INFO L444 ceAbstractionStarter]: At program point L591(lines 587 593) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L525(lines 520 528) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L525-1(lines 520 528) the Hoare annotation is: false [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L525-2(lines 520 528) the Hoare annotation is: false [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L542-2(lines 542 556) the Hoare annotation is: false [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L658(lines 658 664) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,296 INFO L444 ceAbstractionStarter]: At program point L658-1(lines 658 664) the Hoare annotation is: false [2018-12-31 09:49:26,297 INFO L444 ceAbstractionStarter]: At program point L658-2(lines 658 664) the Hoare annotation is: false [2018-12-31 09:49:26,297 INFO L444 ceAbstractionStarter]: At program point L493(lines 488 496) the Hoare annotation is: false [2018-12-31 09:49:26,297 INFO L444 ceAbstractionStarter]: At program point L493-1(lines 488 496) the Hoare annotation is: false [2018-12-31 09:49:26,297 INFO L444 ceAbstractionStarter]: At program point L493-2(lines 488 496) the Hoare annotation is: false [2018-12-31 09:49:26,297 INFO L448 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2018-12-31 09:49:26,297 INFO L444 ceAbstractionStarter]: At program point L873-1(lines 873 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,298 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 633) no Hoare annotation was computed. [2018-12-31 09:49:26,298 INFO L448 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2018-12-31 09:49:26,298 INFO L444 ceAbstractionStarter]: At program point L65(lines 1 910) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2018-12-31 09:49:26,298 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 09:49:26,298 INFO L448 ceAbstractionStarter]: For program point L891(lines 891 897) no Hoare annotation was computed. [2018-12-31 09:49:26,298 INFO L444 ceAbstractionStarter]: At program point L891-1(lines 651 657) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,298 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 838) no Hoare annotation was computed. [2018-12-31 09:49:26,299 INFO L444 ceAbstractionStarter]: At program point L825-1(lines 1 910) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2018-12-31 09:49:26,299 INFO L448 ceAbstractionStarter]: For program point L825-2(lines 825 838) no Hoare annotation was computed. [2018-12-31 09:49:26,299 INFO L444 ceAbstractionStarter]: At program point L825-3(lines 1 910) the Hoare annotation is: false [2018-12-31 09:49:26,299 INFO L448 ceAbstractionStarter]: For program point L825-4(lines 825 838) no Hoare annotation was computed. [2018-12-31 09:49:26,299 INFO L444 ceAbstractionStarter]: At program point L825-5(lines 1 910) the Hoare annotation is: false [2018-12-31 09:49:26,299 INFO L444 ceAbstractionStarter]: At program point L744(lines 737 747) the Hoare annotation is: false [2018-12-31 09:49:26,299 INFO L444 ceAbstractionStarter]: At program point L744-1(lines 737 747) the Hoare annotation is: false [2018-12-31 09:49:26,300 INFO L444 ceAbstractionStarter]: At program point L744-2(lines 737 747) the Hoare annotation is: false [2018-12-31 09:49:26,300 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2018-12-31 09:49:26,300 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 651 657) no Hoare annotation was computed. [2018-12-31 09:49:26,300 INFO L448 ceAbstractionStarter]: For program point L480(lines 480 484) no Hoare annotation was computed. [2018-12-31 09:49:26,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 09:49:26 BoogieIcfgContainer [2018-12-31 09:49:26,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 09:49:26,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 09:49:26,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 09:49:26,326 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 09:49:26,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 09:49:23" (3/4) ... [2018-12-31 09:49:26,331 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 09:49:26,352 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-12-31 09:49:26,353 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 09:49:26,354 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 09:49:26,354 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-31 09:49:26,355 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-31 09:49:26,355 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-31 09:49:26,396 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2018-12-31 09:49:26,499 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 09:49:26,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 09:49:26,500 INFO L168 Benchmark]: Toolchain (without parser) took 5074.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.4 MB in the beginning and 952.3 MB in the end (delta: -886.1 kB). Peak memory consumption was 142.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,502 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:49:26,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,503 INFO L168 Benchmark]: Boogie Preprocessor took 43.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 09:49:26,503 INFO L168 Benchmark]: RCFGBuilder took 1206.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,503 INFO L168 Benchmark]: TraceAbstraction took 2873.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.1 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,504 INFO L168 Benchmark]: Witness Printer took 173.34 ms. Allocated memory is still 1.2 GB. Free memory was 959.1 MB in the beginning and 952.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 09:49:26,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 671.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -177.1 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1206.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2873.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 959.1 MB in the end (delta: 109.2 MB). Peak memory consumption was 109.2 MB. Max. memory is 11.5 GB. * Witness Printer took 173.34 ms. Allocated memory is still 1.2 GB. Free memory was 959.1 MB in the beginning and 952.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 633]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 633]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 633]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 873]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. SAFE Result, 2.7s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 310 SDtfs, 300 SDslu, 260 SDs, 0 SdLazy, 57 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 63 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1297 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...