./Ultimate.py --spec /storage/repos/svcomp/c/properties/no-overflow.prp --file /storage/repos/svcomp/c/recursive/BallRajamani-SPIN2000-Fig1_false-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/recursive/BallRajamani-SPIN2000-Fig1_false-unreach-call_true-no-overflow_true-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccae6f392e1d87c0b193f39dee91a5c51306cb93 ......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 01:47:23,704 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 01:47:23,705 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 01:47:23,719 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 01:47:23,720 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 01:47:23,721 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 01:47:23,722 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 01:47:23,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 01:47:23,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 01:47:23,726 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 01:47:23,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 01:47:23,728 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 01:47:23,729 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 01:47:23,730 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 01:47:23,732 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 01:47:23,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 01:47:23,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 01:47:23,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 01:47:23,738 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 01:47:23,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 01:47:23,741 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 01:47:23,742 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 01:47:23,747 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 01:47:23,747 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 01:47:23,747 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 01:47:23,748 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 01:47:23,750 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 01:47:23,751 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 01:47:23,751 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 01:47:23,753 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 01:47:23,753 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 01:47:23,754 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 01:47:23,754 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 01:47:23,754 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 01:47:23,756 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 01:47:23,756 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 01:47:23,757 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-01-14 01:47:23,772 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 01:47:23,772 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 01:47:23,773 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 01:47:23,773 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 01:47:23,774 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 01:47:23,774 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 01:47:23,774 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-14 01:47:23,775 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 01:47:23,776 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-14 01:47:23,777 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2019-01-14 01:47:23,777 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-14 01:47:23,777 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 01:47:23,777 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 01:47:23,777 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-14 01:47:23,778 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 01:47:23,778 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 01:47:23,778 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 01:47:23,778 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 01:47:23,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 01:47:23,778 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 01:47:23,779 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 01:47:23,780 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-14 01:47:23,780 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 01:47:23,780 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 01:47:23,781 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-14 01:47:23,781 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 ! overflow) ) 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 -> ccae6f392e1d87c0b193f39dee91a5c51306cb93 [2019-01-14 01:47:23,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 01:47:23,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 01:47:23,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 01:47:23,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 01:47:23,832 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 01:47:23,833 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/recursive/BallRajamani-SPIN2000-Fig1_false-unreach-call_true-no-overflow_true-termination.c [2019-01-14 01:47:23,891 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849df7c14/c03ef75a04234d0fbac1ed81917a8666/FLAG107f797cf [2019-01-14 01:47:24,297 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 01:47:24,298 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/recursive/BallRajamani-SPIN2000-Fig1_false-unreach-call_true-no-overflow_true-termination.c [2019-01-14 01:47:24,304 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849df7c14/c03ef75a04234d0fbac1ed81917a8666/FLAG107f797cf [2019-01-14 01:47:24,685 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849df7c14/c03ef75a04234d0fbac1ed81917a8666 [2019-01-14 01:47:24,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 01:47:24,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 01:47:24,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 01:47:24,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 01:47:24,698 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 01:47:24,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:24,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8ae22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24, skipping insertion in model container [2019-01-14 01:47:24,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:24,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 01:47:24,728 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 01:47:24,950 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 01:47:24,957 INFO L191 MainTranslator]: Completed pre-run [2019-01-14 01:47:24,976 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-14 01:47:24,996 INFO L195 MainTranslator]: Completed translation [2019-01-14 01:47:24,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24 WrapperNode [2019-01-14 01:47:24,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 01:47:24,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-14 01:47:24,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-14 01:47:24,997 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-14 01:47:25,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-14 01:47:25,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-14 01:47:25,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-14 01:47:25,031 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-14 01:47:25,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,040 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (1/1) ... [2019-01-14 01:47:25,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-14 01:47:25,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-14 01:47:25,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-14 01:47:25,047 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-14 01:47:25,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (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 [2019-01-14 01:47:25,173 INFO L130 BoogieDeclarations]: Found specification of procedure A [2019-01-14 01:47:25,174 INFO L138 BoogieDeclarations]: Found implementation of procedure A [2019-01-14 01:47:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-14 01:47:25,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-14 01:47:25,370 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-14 01:47:25,370 INFO L286 CfgBuilder]: Removed 4 assue(true) statements. [2019-01-14 01:47:25,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 01:47:25 BoogieIcfgContainer [2019-01-14 01:47:25,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-14 01:47:25,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-14 01:47:25,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-14 01:47:25,376 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-14 01:47:25,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.01 01:47:24" (1/3) ... [2019-01-14 01:47:25,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8e6929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 01:47:25, skipping insertion in model container [2019-01-14 01:47:25,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:47:24" (2/3) ... [2019-01-14 01:47:25,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8e6929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.01 01:47:25, skipping insertion in model container [2019-01-14 01:47:25,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 01:47:25" (3/3) ... [2019-01-14 01:47:25,381 INFO L112 eAbstractionObserver]: Analyzing ICFG BallRajamani-SPIN2000-Fig1_false-unreach-call_true-no-overflow_true-termination.c [2019-01-14 01:47:25,392 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-14 01:47:25,400 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-01-14 01:47:25,428 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-01-14 01:47:25,480 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-14 01:47:25,481 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-14 01:47:25,484 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-14 01:47:25,484 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-14 01:47:25,484 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-14 01:47:25,484 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-14 01:47:25,484 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-14 01:47:25,484 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-14 01:47:25,485 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-14 01:47:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2019-01-14 01:47:25,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-14 01:47:25,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 17 states. [2019-01-14 01:47:25,613 INFO L448 ceAbstractionStarter]: For program point L17(lines 17 21) no Hoare annotation was computed. [2019-01-14 01:47:25,613 INFO L448 ceAbstractionStarter]: For program point L18-1(line 18) no Hoare annotation was computed. [2019-01-14 01:47:25,614 INFO L448 ceAbstractionStarter]: For program point L17-2(lines 16 22) no Hoare annotation was computed. [2019-01-14 01:47:25,614 INFO L451 ceAbstractionStarter]: At program point AENTRY(lines 16 22) the Hoare annotation is: true [2019-01-14 01:47:25,614 INFO L448 ceAbstractionStarter]: For program point AEXIT(lines 16 22) no Hoare annotation was computed. [2019-01-14 01:47:25,614 INFO L451 ceAbstractionStarter]: At program point L18(line 18) the Hoare annotation is: true [2019-01-14 01:47:25,614 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-14 01:47:25,614 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-14 01:47:25,615 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-01-14 01:47:25,615 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 32) no Hoare annotation was computed. [2019-01-14 01:47:25,615 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-14 01:47:25,615 INFO L451 ceAbstractionStarter]: At program point L29(line 29) the Hoare annotation is: true [2019-01-14 01:47:25,615 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-14 01:47:25,615 INFO L451 ceAbstractionStarter]: At program point L28(line 28) the Hoare annotation is: true [2019-01-14 01:47:25,616 INFO L448 ceAbstractionStarter]: For program point L29-1(line 29) no Hoare annotation was computed. [2019-01-14 01:47:25,616 INFO L448 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2019-01-14 01:47:25,616 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 33) no Hoare annotation was computed. [2019-01-14 01:47:25,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.01 01:47:25 BoogieIcfgContainer [2019-01-14 01:47:25,620 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-14 01:47:25,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-14 01:47:25,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-14 01:47:25,621 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-14 01:47:25,622 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.01 01:47:25" (3/4) ... [2019-01-14 01:47:25,626 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-14 01:47:25,632 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure A [2019-01-14 01:47:25,636 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-01-14 01:47:25,636 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-01-14 01:47:25,683 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-14 01:47:25,683 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-14 01:47:25,684 INFO L168 Benchmark]: Toolchain (without parser) took 994.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -160.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 01:47:25,686 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-01-14 01:47:25,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.41 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-14 01:47:25,688 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.46 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 01:47:25,688 INFO L168 Benchmark]: Boogie Preprocessor took 15.66 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 01:47:25,689 INFO L168 Benchmark]: RCFGBuilder took 325.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2019-01-14 01:47:25,690 INFO L168 Benchmark]: TraceAbstraction took 248.05 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-01-14 01:47:25,690 INFO L168 Benchmark]: Witness Printer took 62.52 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. [2019-01-14 01:47:25,697 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 304.41 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.46 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.66 ms. Allocated memory is still 1.0 GB. Free memory is still 942.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 325.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -179.6 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 248.05 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: 8.3 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. * Witness Printer took 62.52 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. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 17 locations, 0 error locations. SAFE Result, 0.1s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, 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: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 8 PreInvPairs, 8 NumberOfFragments, 4 HoareAnnotationTreeSize, 8 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...