./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f 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_product07_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 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-12 14:53:45,749 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:53:45,751 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:53:45,763 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:53:45,763 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:53:45,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:53:45,766 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:53:45,768 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:53:45,769 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:53:45,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:53:45,771 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:53:45,771 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:53:45,772 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:53:45,773 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:53:45,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:53:45,775 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:53:45,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:53:45,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:53:45,779 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:53:45,781 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:53:45,782 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:53:45,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:53:45,786 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:53:45,786 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:53:45,786 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:53:45,787 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:53:45,788 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:53:45,789 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:53:45,790 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:53:45,791 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:53:45,791 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:53:45,792 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:53:45,792 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:53:45,792 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:53:45,793 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:53:45,794 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:53:45,794 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:53:45,809 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:53:45,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:53:45,810 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:53:45,811 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:53:45,811 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:53:45,811 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:53:45,811 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:53:45,811 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:53:45,812 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:53:45,813 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:53:45,813 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:53:45,813 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:53:45,813 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:53:45,813 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:53:45,813 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:53:45,814 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:53:45,814 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:53:45,814 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:53:45,814 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:53:45,814 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:53:45,814 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:53:45,815 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:53:45,815 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 -> 0cd8f4212423277e7bb289762e3d1ea8f8be5f7f [2019-01-12 14:53:45,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:53:45,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:53:45,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:53:45,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:53:45,901 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:53:45,902 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:45,967 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfe1f66b5/e2d369a2a4ff430c96c0c396641478ac/FLAG70845c611 [2019-01-12 14:53:46,506 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:53:46,507 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:46,520 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfe1f66b5/e2d369a2a4ff430c96c0c396641478ac/FLAG70845c611 [2019-01-12 14:53:46,796 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfe1f66b5/e2d369a2a4ff430c96c0c396641478ac [2019-01-12 14:53:46,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:53:46,802 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:53:46,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:46,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:53:46,806 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:53:46,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:46" (1/1) ... [2019-01-12 14:53:46,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9e3f41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:46, skipping insertion in model container [2019-01-12 14:53:46,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:53:46" (1/1) ... [2019-01-12 14:53:46,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:53:46,878 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:53:47,173 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:47,189 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:53:47,404 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:53:47,440 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:53:47,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47 WrapperNode [2019-01-12 14:53:47,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:53:47,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:47,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:53:47,444 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:53:47,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:53:47,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:53:47,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:53:47,542 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:53:47,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... [2019-01-12 14:53:47,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:53:47,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:53:47,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:53:47,614 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:53:47,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:53:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:53:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:53:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:53:47,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:53:48,649 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:53:48,649 INFO L286 CfgBuilder]: Removed 100 assue(true) statements. [2019-01-12 14:53:48,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:48 BoogieIcfgContainer [2019-01-12 14:53:48,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:53:48,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:53:48,652 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:53:48,655 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:53:48,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:53:46" (1/3) ... [2019-01-12 14:53:48,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5a19ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:48, skipping insertion in model container [2019-01-12 14:53:48,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:53:47" (2/3) ... [2019-01-12 14:53:48,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e5a19ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:53:48, skipping insertion in model container [2019-01-12 14:53:48,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:48" (3/3) ... [2019-01-12 14:53:48,659 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product07_true-unreach-call_false-termination.cil.c [2019-01-12 14:53:48,669 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:53:48,675 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:53:48,691 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:53:48,722 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:53:48,722 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:53:48,723 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:53:48,723 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:53:48,724 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:53:48,724 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:53:48,724 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:53:48,725 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:53:48,725 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:53:48,743 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-01-12 14:53:48,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 14:53:48,750 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:48,751 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:48,753 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:48,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:48,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1114813757, now seen corresponding path program 1 times [2019-01-12 14:53:48,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:48,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:48,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:48,802 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:48,802 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:48,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:48,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:49,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:53:49,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:53:49,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:53:49,014 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-01-12 14:53:49,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:49,042 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2019-01-12 14:53:49,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:53:49,044 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-01-12 14:53:49,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:49,057 INFO L225 Difference]: With dead ends: 136 [2019-01-12 14:53:49,057 INFO L226 Difference]: Without dead ends: 67 [2019-01-12 14:53:49,061 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 [2019-01-12 14:53:49,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-01-12 14:53:49,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-01-12 14:53:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-01-12 14:53:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2019-01-12 14:53:49,110 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2019-01-12 14:53:49,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:49,110 INFO L480 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2019-01-12 14:53:49,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:53:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2019-01-12 14:53:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 14:53:49,112 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:49,112 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:53:49,112 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:49,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:49,113 INFO L82 PathProgramCache]: Analyzing trace with hash 2133396642, now seen corresponding path program 1 times [2019-01-12 14:53:49,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:49,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:49,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:49,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:49,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:49,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:49,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:53:49,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:49,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:49,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:49,264 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2019-01-12 14:53:49,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:49,291 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2019-01-12 14:53:49,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:49,292 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-01-12 14:53:49,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:49,293 INFO L225 Difference]: With dead ends: 67 [2019-01-12 14:53:49,293 INFO L226 Difference]: Without dead ends: 33 [2019-01-12 14:53:49,295 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 [2019-01-12 14:53:49,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-01-12 14:53:49,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-01-12 14:53:49,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-01-12 14:53:49,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-01-12 14:53:49,304 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-01-12 14:53:49,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:49,304 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-01-12 14:53:49,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-01-12 14:53:49,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-01-12 14:53:49,306 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:49,306 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] [2019-01-12 14:53:49,307 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:49,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:49,307 INFO L82 PathProgramCache]: Analyzing trace with hash 719253894, now seen corresponding path program 1 times [2019-01-12 14:53:49,307 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:49,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:49,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:49,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:49,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:49,469 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:49,469 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:53:49,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:53:49,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:53:49,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:49,471 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2019-01-12 14:53:49,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:49,536 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-01-12 14:53:49,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:53:49,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-01-12 14:53:49,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:49,539 INFO L225 Difference]: With dead ends: 87 [2019-01-12 14:53:49,539 INFO L226 Difference]: Without dead ends: 60 [2019-01-12 14:53:49,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:53:49,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2019-01-12 14:53:49,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2019-01-12 14:53:49,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-01-12 14:53:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 81 transitions. [2019-01-12 14:53:49,556 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 81 transitions. Word has length 22 [2019-01-12 14:53:49,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:49,556 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 81 transitions. [2019-01-12 14:53:49,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:53:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2019-01-12 14:53:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-01-12 14:53:49,560 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:49,560 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] [2019-01-12 14:53:49,560 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:49,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:49,561 INFO L82 PathProgramCache]: Analyzing trace with hash -842737206, now seen corresponding path program 1 times [2019-01-12 14:53:49,561 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:49,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:49,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,563 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:49,563 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:49,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:49,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:49,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:49,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:49,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:49,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:49,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:49,710 INFO L87 Difference]: Start difference. First operand 56 states and 81 transitions. Second operand 5 states. [2019-01-12 14:53:50,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:50,202 INFO L93 Difference]: Finished difference Result 209 states and 317 transitions. [2019-01-12 14:53:50,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:53:50,203 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-01-12 14:53:50,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:50,205 INFO L225 Difference]: With dead ends: 209 [2019-01-12 14:53:50,205 INFO L226 Difference]: Without dead ends: 159 [2019-01-12 14:53:50,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:53:50,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-01-12 14:53:50,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 100. [2019-01-12 14:53:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-01-12 14:53:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 143 transitions. [2019-01-12 14:53:50,226 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 143 transitions. Word has length 23 [2019-01-12 14:53:50,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:50,227 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 143 transitions. [2019-01-12 14:53:50,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 143 transitions. [2019-01-12 14:53:50,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:53:50,228 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:53:50,229 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] [2019-01-12 14:53:50,229 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:53:50,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:53:50,229 INFO L82 PathProgramCache]: Analyzing trace with hash 1573098380, now seen corresponding path program 1 times [2019-01-12 14:53:50,230 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:53:50,230 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:53:50,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:50,231 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:53:50,231 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:53:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:53:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 14:53:50,332 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:53:50,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:53:50,333 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:53:50,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:53:50,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:53:50,334 INFO L87 Difference]: Start difference. First operand 100 states and 143 transitions. Second operand 5 states. [2019-01-12 14:53:50,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:53:50,565 INFO L93 Difference]: Finished difference Result 244 states and 363 transitions. [2019-01-12 14:53:50,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:53:50,566 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-01-12 14:53:50,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:53:50,567 INFO L225 Difference]: With dead ends: 244 [2019-01-12 14:53:50,567 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:53:50,569 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 [2019-01-12 14:53:50,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:53:50,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:53:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:53:50,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:53:50,570 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-01-12 14:53:50,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:53:50,570 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:53:50,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:53:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:53:50,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:53:50,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:53:50,914 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 702) no Hoare annotation was computed. [2019-01-12 14:53:50,914 INFO L444 ceAbstractionStarter]: At program point L696-1(lines 696 702) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,915 INFO L444 ceAbstractionStarter]: At program point L267(lines 262 270) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,915 INFO L444 ceAbstractionStarter]: At program point L267-1(lines 262 270) the Hoare annotation is: false [2019-01-12 14:53:50,915 INFO L444 ceAbstractionStarter]: At program point L267-2(lines 262 270) the Hoare annotation is: false [2019-01-12 14:53:50,915 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:53:50,915 INFO L444 ceAbstractionStarter]: At program point L235(lines 230 238) the Hoare annotation is: false [2019-01-12 14:53:50,915 INFO L444 ceAbstractionStarter]: At program point L235-1(lines 230 238) the Hoare annotation is: false [2019-01-12 14:53:50,916 INFO L444 ceAbstractionStarter]: At program point L235-2(lines 230 238) the Hoare annotation is: false [2019-01-12 14:53:50,916 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 291) no Hoare annotation was computed. [2019-01-12 14:53:50,916 INFO L448 ceAbstractionStarter]: For program point L285-2(lines 285 291) no Hoare annotation was computed. [2019-01-12 14:53:50,916 INFO L448 ceAbstractionStarter]: For program point L285-4(lines 285 291) no Hoare annotation was computed. [2019-01-12 14:53:50,916 INFO L444 ceAbstractionStarter]: At program point L749(lines 749 755) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,916 INFO L444 ceAbstractionStarter]: At program point L749-1(lines 749 755) the Hoare annotation is: false [2019-01-12 14:53:50,917 INFO L444 ceAbstractionStarter]: At program point L749-2(lines 749 755) the Hoare annotation is: false [2019-01-12 14:53:50,917 INFO L444 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:50,917 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 226) no Hoare annotation was computed. [2019-01-12 14:53:50,917 INFO L444 ceAbstractionStarter]: At program point L90-2(lines 90 104) the Hoare annotation is: false [2019-01-12 14:53:50,917 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:53:50,917 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-01-12 14:53:50,918 INFO L444 ceAbstractionStarter]: At program point L818(lines 811 821) the Hoare annotation is: false [2019-01-12 14:53:50,918 INFO L444 ceAbstractionStarter]: At program point L818-1(lines 811 821) the Hoare annotation is: false [2019-01-12 14:53:50,918 INFO L444 ceAbstractionStarter]: At program point L818-2(lines 811 821) the Hoare annotation is: false [2019-01-12 14:53:50,918 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 692) no Hoare annotation was computed. [2019-01-12 14:53:50,918 INFO L451 ceAbstractionStarter]: At program point L174(lines 155 177) the Hoare annotation is: true [2019-01-12 14:53:50,918 INFO L444 ceAbstractionStarter]: At program point L141(lines 137 143) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:50,919 INFO L444 ceAbstractionStarter]: At program point L686-1(lines 686 692) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,921 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L448 ceAbstractionStarter]: For program point L94-1(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 214) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L448 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-01-12 14:53:50,922 INFO L444 ceAbstractionStarter]: At program point L871-1(lines 871 877) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,923 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 719) no Hoare annotation was computed. [2019-01-12 14:53:50,924 INFO L444 ceAbstractionStarter]: At program point L724(lines 675 725) the Hoare annotation is: false [2019-01-12 14:53:50,925 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 791) no Hoare annotation was computed. [2019-01-12 14:53:50,925 INFO L448 ceAbstractionStarter]: For program point L774-1(lines 774 791) no Hoare annotation was computed. [2019-01-12 14:53:50,925 INFO L448 ceAbstractionStarter]: For program point L774-2(lines 774 791) no Hoare annotation was computed. [2019-01-12 14:53:50,925 INFO L444 ceAbstractionStarter]: At program point L742(lines 741 760) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,925 INFO L448 ceAbstractionStarter]: For program point L742-1(lines 742 748) no Hoare annotation was computed. [2019-01-12 14:53:50,925 INFO L444 ceAbstractionStarter]: At program point L742-2(lines 741 760) the Hoare annotation is: false [2019-01-12 14:53:50,925 INFO L444 ceAbstractionStarter]: At program point L742-3(lines 741 760) the Hoare annotation is: false [2019-01-12 14:53:50,926 INFO L444 ceAbstractionStarter]: At program point L65(lines 1 881) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= ~systemActive~0 1)) [2019-01-12 14:53:50,926 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:53:50,926 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,926 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-01-12 14:53:50,926 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 172) no Hoare annotation was computed. [2019-01-12 14:53:50,926 INFO L448 ceAbstractionStarter]: For program point L677(lines 676 723) no Hoare annotation was computed. [2019-01-12 14:53:50,929 INFO L451 ceAbstractionStarter]: At program point L165-1(lines 165 172) the Hoare annotation is: true [2019-01-12 14:53:50,929 INFO L448 ceAbstractionStarter]: For program point L198-3(lines 198 202) no Hoare annotation was computed. [2019-01-12 14:53:50,929 INFO L448 ceAbstractionStarter]: For program point L198-6(lines 198 202) no Hoare annotation was computed. [2019-01-12 14:53:50,929 INFO L448 ceAbstractionStarter]: For program point L281(lines 281 294) no Hoare annotation was computed. [2019-01-12 14:53:50,929 INFO L444 ceAbstractionStarter]: At program point L281-1(lines 1 881) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,930 INFO L448 ceAbstractionStarter]: For program point L281-2(lines 281 294) no Hoare annotation was computed. [2019-01-12 14:53:50,930 INFO L444 ceAbstractionStarter]: At program point L281-3(lines 1 881) the Hoare annotation is: false [2019-01-12 14:53:50,930 INFO L448 ceAbstractionStarter]: For program point L281-4(lines 281 294) no Hoare annotation was computed. [2019-01-12 14:53:50,930 INFO L444 ceAbstractionStarter]: At program point L281-5(lines 1 881) the Hoare annotation is: false [2019-01-12 14:53:50,930 INFO L448 ceAbstractionStarter]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-01-12 14:53:50,930 INFO L444 ceAbstractionStarter]: At program point L827(lines 822 830) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,931 INFO L444 ceAbstractionStarter]: At program point L827-1(lines 822 830) the Hoare annotation is: false [2019-01-12 14:53:50,931 INFO L444 ceAbstractionStarter]: At program point L827-2(lines 822 830) the Hoare annotation is: false [2019-01-12 14:53:50,931 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,931 INFO L448 ceAbstractionStarter]: For program point L183-1(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,931 INFO L448 ceAbstractionStarter]: For program point L183-2(line 183) no Hoare annotation was computed. [2019-01-12 14:53:50,931 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 786) no Hoare annotation was computed. [2019-01-12 14:53:50,931 INFO L448 ceAbstractionStarter]: For program point L778-1(lines 778 786) no Hoare annotation was computed. [2019-01-12 14:53:50,932 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-01-12 14:53:50,936 INFO L448 ceAbstractionStarter]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2019-01-12 14:53:50,936 INFO L444 ceAbstractionStarter]: At program point L712-1(lines 742 748) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2019-01-12 14:53:50,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:53:50 BoogieIcfgContainer [2019-01-12 14:53:50,960 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:53:50,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:53:50,965 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:53:50,965 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:53:50,967 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:53:48" (3/4) ... [2019-01-12 14:53:50,971 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:53:50,990 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:53:50,991 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-01-12 14:53:50,992 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-01-12 14:53:50,993 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:53:50,993 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:53:50,994 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:53:51,025 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 [2019-01-12 14:53:51,097 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:53:51,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:53:51,099 INFO L168 Benchmark]: Toolchain (without parser) took 4298.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.3 MB in the beginning and 954.5 MB in the end (delta: -3.1 MB). Peak memory consumption was 142.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,102 INFO L168 Benchmark]: CDTParser took 0.17 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. [2019-01-12 14:53:51,102 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.01 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,103 INFO L168 Benchmark]: Boogie Preprocessor took 71.45 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. [2019-01-12 14:53:51,103 INFO L168 Benchmark]: RCFGBuilder took 1036.99 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: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,104 INFO L168 Benchmark]: TraceAbstraction took 2307.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.5 MB in the end (delta: 113.1 MB). Peak memory consumption was 113.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,105 INFO L168 Benchmark]: Witness Printer took 133.74 ms. Allocated memory is still 1.2 GB. Free memory was 961.5 MB in the beginning and 954.5 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-01-12 14:53:51,108 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 640.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.01 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.45 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 1036.99 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: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2307.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 961.5 MB in the end (delta: 113.1 MB). Peak memory consumption was 113.1 MB. Max. memory is 11.5 GB. * Witness Printer took 133.74 ms. Allocated memory is still 1.2 GB. Free memory was 961.5 MB in the beginning and 954.5 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 183]: 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: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && systemActive == 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: (0 == \result && splverifierCounter == 0) && pumpRunning == 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 822]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. SAFE Result, 2.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 310 SDtfs, 288 SDslu, 261 SDs, 0 SdLazy, 57 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s 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, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 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...