./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product03_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_spec2_product03_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 a1a21aefc4c753e09e9929a8ce94ea29dee7cc72 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:50:47,783 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 14:50:47,785 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 14:50:47,796 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 14:50:47,797 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 14:50:47,798 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 14:50:47,799 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 14:50:47,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 14:50:47,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 14:50:47,803 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 14:50:47,804 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 14:50:47,804 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 14:50:47,805 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 14:50:47,806 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 14:50:47,807 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 14:50:47,808 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 14:50:47,809 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 14:50:47,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 14:50:47,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 14:50:47,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 14:50:47,815 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 14:50:47,816 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 14:50:47,819 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 14:50:47,819 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 14:50:47,819 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 14:50:47,820 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 14:50:47,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 14:50:47,822 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 14:50:47,823 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 14:50:47,824 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 14:50:47,825 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 14:50:47,825 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 14:50:47,826 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 14:50:47,826 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 14:50:47,827 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 14:50:47,828 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 14:50:47,828 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 14:50:47,843 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 14:50:47,844 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 14:50:47,845 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 14:50:47,845 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 14:50:47,845 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 14:50:47,845 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 14:50:47,846 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 14:50:47,846 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 14:50:47,846 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 14:50:47,846 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 14:50:47,846 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 14:50:47,847 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 14:50:47,848 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 14:50:47,848 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 14:50:47,848 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 14:50:47,848 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 14:50:47,848 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 14:50:47,848 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 14:50:47,849 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 14:50:47,849 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 14:50:47,849 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 14:50:47,849 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 14:50:47,849 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 14:50:47,849 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 -> a1a21aefc4c753e09e9929a8ce94ea29dee7cc72 [2019-01-12 14:50:47,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 14:50:47,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 14:50:47,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 14:50:47,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 14:50:47,920 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 14:50:47,921 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product03_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:47,979 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107724258/6c74951dcc284461a4fcd3ec2a6557b0/FLAG3301772d5 [2019-01-12 14:50:48,490 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 14:50:48,490 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product03_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:48,503 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107724258/6c74951dcc284461a4fcd3ec2a6557b0/FLAG3301772d5 [2019-01-12 14:50:48,761 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107724258/6c74951dcc284461a4fcd3ec2a6557b0 [2019-01-12 14:50:48,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 14:50:48,766 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 14:50:48,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 14:50:48,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 14:50:48,773 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 14:50:48,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:50:48" (1/1) ... [2019-01-12 14:50:48,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17252cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:48, skipping insertion in model container [2019-01-12 14:50:48,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 02:50:48" (1/1) ... [2019-01-12 14:50:48,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 14:50:48,832 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 14:50:49,206 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:50:49,232 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 14:50:49,402 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 14:50:49,441 INFO L195 MainTranslator]: Completed translation [2019-01-12 14:50:49,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49 WrapperNode [2019-01-12 14:50:49,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 14:50:49,443 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 14:50:49,443 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 14:50:49,443 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 14:50:49,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 14:50:49,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 14:50:49,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 14:50:49,518 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 14:50:49,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (1/1) ... [2019-01-12 14:50:49,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 14:50:49,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 14:50:49,562 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 14:50:49,562 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 14:50:49,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (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 14:50:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 14:50:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-12 14:50:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 14:50:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 14:50:50,681 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 14:50:50,682 INFO L286 CfgBuilder]: Removed 72 assue(true) statements. [2019-01-12 14:50:50,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:50 BoogieIcfgContainer [2019-01-12 14:50:50,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 14:50:50,685 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 14:50:50,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 14:50:50,688 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 14:50:50,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 02:50:48" (1/3) ... [2019-01-12 14:50:50,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622b5b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:50:50, skipping insertion in model container [2019-01-12 14:50:50,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 02:50:49" (2/3) ... [2019-01-12 14:50:50,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622b5b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 02:50:50, skipping insertion in model container [2019-01-12 14:50:50,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:50" (3/3) ... [2019-01-12 14:50:50,693 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product03_true-unreach-call_false-termination.cil.c [2019-01-12 14:50:50,703 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 14:50:50,711 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-01-12 14:50:50,728 INFO L257 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-01-12 14:50:50,759 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 14:50:50,760 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 14:50:50,760 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 14:50:50,760 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 14:50:50,761 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 14:50:50,761 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 14:50:50,761 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 14:50:50,761 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 14:50:50,762 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 14:50:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2019-01-12 14:50:50,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-01-12 14:50:50,787 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:50,788 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:50,790 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:50,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:50,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1847613332, now seen corresponding path program 1 times [2019-01-12 14:50:50,797 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:50,797 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:50,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:50,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:50,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:51,042 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 14:50:51,046 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:51,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 14:50:51,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 14:50:51,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 14:50:51,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 14:50:51,065 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 2 states. [2019-01-12 14:50:51,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:51,088 INFO L93 Difference]: Finished difference Result 119 states and 180 transitions. [2019-01-12 14:50:51,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 14:50:51,089 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-01-12 14:50:51,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:51,102 INFO L225 Difference]: With dead ends: 119 [2019-01-12 14:50:51,103 INFO L226 Difference]: Without dead ends: 59 [2019-01-12 14:50:51,107 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 14:50:51,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-01-12 14:50:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2019-01-12 14:50:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2019-01-12 14:50:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 82 transitions. [2019-01-12 14:50:51,155 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 82 transitions. Word has length 18 [2019-01-12 14:50:51,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:51,156 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 82 transitions. [2019-01-12 14:50:51,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 14:50:51,156 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-01-12 14:50:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-01-12 14:50:51,158 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:51,158 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 14:50:51,158 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:51,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:51,159 INFO L82 PathProgramCache]: Analyzing trace with hash -72020122, now seen corresponding path program 1 times [2019-01-12 14:50:51,159 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:51,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:51,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:51,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:51,279 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 14:50:51,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:51,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 14:50:51,282 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 14:50:51,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 14:50:51,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 14:50:51,283 INFO L87 Difference]: Start difference. First operand 59 states and 82 transitions. Second operand 3 states. [2019-01-12 14:50:51,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:51,306 INFO L93 Difference]: Finished difference Result 59 states and 82 transitions. [2019-01-12 14:50:51,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 14:50:51,308 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-01-12 14:50:51,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:51,309 INFO L225 Difference]: With dead ends: 59 [2019-01-12 14:50:51,309 INFO L226 Difference]: Without dead ends: 31 [2019-01-12 14:50:51,310 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 14:50:51,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-01-12 14:50:51,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-01-12 14:50:51,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-01-12 14:50:51,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-01-12 14:50:51,321 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 19 [2019-01-12 14:50:51,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:51,324 INFO L480 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-01-12 14:50:51,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 14:50:51,325 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-01-12 14:50:51,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:50:51,326 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:51,326 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 14:50:51,326 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:51,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:51,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1370675903, now seen corresponding path program 1 times [2019-01-12 14:50:51,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:51,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:51,330 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:51,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:51,606 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 14:50:51,606 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:51,606 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-01-12 14:50:51,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-01-12 14:50:51,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-01-12 14:50:51,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-01-12 14:50:51,608 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 6 states. [2019-01-12 14:50:51,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:51,920 INFO L93 Difference]: Finished difference Result 103 states and 151 transitions. [2019-01-12 14:50:51,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-01-12 14:50:51,922 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-01-12 14:50:51,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:51,924 INFO L225 Difference]: With dead ends: 103 [2019-01-12 14:50:51,925 INFO L226 Difference]: Without dead ends: 79 [2019-01-12 14:50:51,926 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-01-12 14:50:51,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-01-12 14:50:51,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 51. [2019-01-12 14:50:51,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-01-12 14:50:51,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 74 transitions. [2019-01-12 14:50:51,937 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 74 transitions. Word has length 24 [2019-01-12 14:50:51,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:51,938 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 74 transitions. [2019-01-12 14:50:51,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-01-12 14:50:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 74 transitions. [2019-01-12 14:50:51,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-01-12 14:50:51,939 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:51,939 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 14:50:51,940 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:51,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:51,940 INFO L82 PathProgramCache]: Analyzing trace with hash 437212194, now seen corresponding path program 1 times [2019-01-12 14:50:51,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:51,942 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:51,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:51,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:52,078 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 14:50:52,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:52,079 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:50:52,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:52,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:52,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:52,081 INFO L87 Difference]: Start difference. First operand 51 states and 74 transitions. Second operand 5 states. [2019-01-12 14:50:52,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:52,300 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2019-01-12 14:50:52,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-01-12 14:50:52,303 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-01-12 14:50:52,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:52,307 INFO L225 Difference]: With dead ends: 219 [2019-01-12 14:50:52,311 INFO L226 Difference]: Without dead ends: 175 [2019-01-12 14:50:52,312 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-01-12 14:50:52,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2019-01-12 14:50:52,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 87. [2019-01-12 14:50:52,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-01-12 14:50:52,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2019-01-12 14:50:52,348 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 24 [2019-01-12 14:50:52,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:52,349 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2019-01-12 14:50:52,349 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:52,349 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2019-01-12 14:50:52,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-01-12 14:50:52,350 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 14:50:52,350 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, 1] [2019-01-12 14:50:52,351 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 14:50:52,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 14:50:52,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1687550122, now seen corresponding path program 1 times [2019-01-12 14:50:52,353 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 14:50:52,353 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 14:50:52,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:52,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 14:50:52,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 14:50:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 14:50:52,525 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 14:50:52,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 14:50:52,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-01-12 14:50:52,527 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-01-12 14:50:52,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-01-12 14:50:52,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-01-12 14:50:52,528 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 5 states. [2019-01-12 14:50:52,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 14:50:52,764 INFO L93 Difference]: Finished difference Result 271 states and 400 transitions. [2019-01-12 14:50:52,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-01-12 14:50:52,764 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-01-12 14:50:52,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 14:50:52,765 INFO L225 Difference]: With dead ends: 271 [2019-01-12 14:50:52,765 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 14:50:52,767 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-01-12 14:50:52,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 14:50:52,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 14:50:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 14:50:52,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 14:50:52,768 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-01-12 14:50:52,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 14:50:52,768 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 14:50:52,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-01-12 14:50:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 14:50:52,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 14:50:52,773 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 14:50:53,279 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 14:50:53,279 INFO L448 ceAbstractionStarter]: For program point L186(lines 185 232) no Hoare annotation was computed. [2019-01-12 14:50:53,279 INFO L448 ceAbstractionStarter]: For program point L847(lines 847 857) no Hoare annotation was computed. [2019-01-12 14:50:53,279 INFO L448 ceAbstractionStarter]: For program point L847-2(lines 847 857) no Hoare annotation was computed. [2019-01-12 14:50:53,279 INFO L448 ceAbstractionStarter]: For program point L847-4(lines 847 857) no Hoare annotation was computed. [2019-01-12 14:50:53,280 INFO L444 ceAbstractionStarter]: At program point L286(lines 281 289) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,280 INFO L444 ceAbstractionStarter]: At program point L286-1(lines 281 289) the Hoare annotation is: false [2019-01-12 14:50:53,280 INFO L444 ceAbstractionStarter]: At program point L286-2(lines 281 289) the Hoare annotation is: false [2019-01-12 14:50:53,280 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 191) no Hoare annotation was computed. [2019-01-12 14:50:53,280 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2019-01-12 14:50:53,281 INFO L448 ceAbstractionStarter]: For program point L848-2(lines 848 854) no Hoare annotation was computed. [2019-01-12 14:50:53,281 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,281 INFO L448 ceAbstractionStarter]: For program point L848-4(lines 848 854) no Hoare annotation was computed. [2019-01-12 14:50:53,281 INFO L444 ceAbstractionStarter]: At program point L832(lines 827 834) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) [2019-01-12 14:50:53,281 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2019-01-12 14:50:53,282 INFO L444 ceAbstractionStarter]: At program point L221-1(lines 57 63) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,282 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2019-01-12 14:50:53,282 INFO L444 ceAbstractionStarter]: At program point L205-1(lines 205 211) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,282 INFO L444 ceAbstractionStarter]: At program point L420(lines 416 422) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) [2019-01-12 14:50:53,282 INFO L444 ceAbstractionStarter]: At program point L57(lines 56 75) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,283 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-01-12 14:50:53,283 INFO L444 ceAbstractionStarter]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-01-12 14:50:53,283 INFO L444 ceAbstractionStarter]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-01-12 14:50:53,283 INFO L451 ceAbstractionStarter]: At program point L454(lines 435 457) the Hoare annotation is: true [2019-01-12 14:50:53,283 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 14:50:53,283 INFO L444 ceAbstractionStarter]: At program point L372-2(lines 372 386) the Hoare annotation is: false [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 277) no Hoare annotation was computed. [2019-01-12 14:50:53,284 INFO L444 ceAbstractionStarter]: At program point L356(lines 351 359) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L869(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L869-1(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L869-2(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,284 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 166) no Hoare annotation was computed. [2019-01-12 14:50:53,285 INFO L444 ceAbstractionStarter]: At program point L160-1(lines 160 166) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,285 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 14:50:53,285 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,285 INFO L448 ceAbstractionStarter]: For program point L376(lines 376 380) no Hoare annotation was computed. [2019-01-12 14:50:53,285 INFO L448 ceAbstractionStarter]: For program point L376-1(lines 57 63) no Hoare annotation was computed. [2019-01-12 14:50:53,285 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-01-12 14:50:53,286 INFO L448 ceAbstractionStarter]: For program point L195(lines 195 201) no Hoare annotation was computed. [2019-01-12 14:50:53,286 INFO L444 ceAbstractionStarter]: At program point L195-1(lines 195 201) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,286 INFO L444 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,286 INFO L444 ceAbstractionStarter]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-01-12 14:50:53,286 INFO L444 ceAbstractionStarter]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-01-12 14:50:53,286 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 14:50:53,287 INFO L448 ceAbstractionStarter]: For program point L445(lines 445 452) no Hoare annotation was computed. [2019-01-12 14:50:53,287 INFO L451 ceAbstractionStarter]: At program point L445-1(lines 445 452) the Hoare annotation is: true [2019-01-12 14:50:53,287 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 228) no Hoare annotation was computed. [2019-01-12 14:50:53,287 INFO L444 ceAbstractionStarter]: At program point L116(lines 111 119) the Hoare annotation is: (and (= 0 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,287 INFO L444 ceAbstractionStarter]: At program point L116-1(lines 111 119) the Hoare annotation is: false [2019-01-12 14:50:53,287 INFO L444 ceAbstractionStarter]: At program point L116-2(lines 111 119) the Hoare annotation is: false [2019-01-12 14:50:53,288 INFO L448 ceAbstractionStarter]: For program point L843(lines 843 860) no Hoare annotation was computed. [2019-01-12 14:50:53,288 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 869) no Hoare annotation was computed. [2019-01-12 14:50:53,288 INFO L444 ceAbstractionStarter]: At program point L843-1(lines 1 872) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2019-01-12 14:50:53,288 INFO L448 ceAbstractionStarter]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2019-01-12 14:50:53,288 INFO L444 ceAbstractionStarter]: At program point L843-3(lines 1 872) the Hoare annotation is: false [2019-01-12 14:50:53,288 INFO L448 ceAbstractionStarter]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2019-01-12 14:50:53,289 INFO L444 ceAbstractionStarter]: At program point L843-5(lines 1 872) the Hoare annotation is: false [2019-01-12 14:50:53,289 INFO L444 ceAbstractionStarter]: At program point L348(lines 1 872) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0)) [2019-01-12 14:50:53,289 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 253) no Hoare annotation was computed. [2019-01-12 14:50:53,289 INFO L448 ceAbstractionStarter]: For program point L249-3(lines 249 253) no Hoare annotation was computed. [2019-01-12 14:50:53,289 INFO L448 ceAbstractionStarter]: For program point L249-6(lines 249 253) no Hoare annotation was computed. [2019-01-12 14:50:53,290 INFO L444 ceAbstractionStarter]: At program point L233(lines 184 234) the Hoare annotation is: false [2019-01-12 14:50:53,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 02:50:53 BoogieIcfgContainer [2019-01-12 14:50:53,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 14:50:53,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 14:50:53,320 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 14:50:53,320 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 14:50:53,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 02:50:50" (3/4) ... [2019-01-12 14:50:53,327 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 14:50:53,346 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-01-12 14:50:53,346 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-01-12 14:50:53,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 14:50:53,347 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 14:50:53,348 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 14:50:53,348 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 14:50:53,374 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && \result == systemActive [2019-01-12 14:50:53,375 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && tmp == systemActive) && \result == systemActive [2019-01-12 14:50:53,375 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && tmp == systemActive) && \result == systemActive [2019-01-12 14:50:53,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (0 == \result && 0 == pumpRunning) && splverifierCounter == 0 [2019-01-12 14:50:53,458 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 14:50:53,459 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 14:50:53,460 INFO L168 Benchmark]: Toolchain (without parser) took 4694.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 952.7 MB in the beginning and 929.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 159.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,462 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. [2019-01-12 14:50:53,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.00 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,464 INFO L168 Benchmark]: Boogie Preprocessor took 43.01 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 14:50:53,464 INFO L168 Benchmark]: RCFGBuilder took 1121.87 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,464 INFO L168 Benchmark]: TraceAbstraction took 2634.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.2 MB in the end (delta: 130.7 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,465 INFO L168 Benchmark]: Witness Printer took 139.52 ms. Allocated memory is still 1.2 GB. Free memory was 936.2 MB in the beginning and 929.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-01-12 14:50:53,468 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 674.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -165.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.00 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.01 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 1121.87 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: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2634.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.2 MB in the end (delta: 130.7 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. * Witness Printer took 139.52 ms. Allocated memory is still 1.2 GB. Free memory was 936.2 MB in the beginning and 929.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 869]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 869]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 869]: 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: 351]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && \result == systemActive - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && tmp == systemActive) && \result == systemActive - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning) && tmp == systemActive) && \result == systemActive - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (0 == \result && 0 == pumpRunning) && splverifierCounter == 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && 0 == pumpRunning - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 == pumpRunning && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 63 locations, 3 error locations. SAFE Result, 2.5s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 285 SDtfs, 370 SDslu, 498 SDs, 0 SdLazy, 60 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred 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, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 27 PreInvPairs, 113 NumberOfFragments, 135 HoareAnnotationTreeSize, 27 FomulaSimplifications, 4447 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 27 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 110 NumberOfCodeBlocks, 110 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 5261 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...