./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-benchs/addsub_double_exact_true-unreach-call_true-termination.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/float-benchs/addsub_double_exact_true-unreach-call_true-termination.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 e20164d66b413fd1e6480d779b873570f1c551b2 ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/float-benchs/addsub_double_exact_true-unreach-call_true-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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 e20164d66b413fd1e6480d779b873570f1c551b2 ............................................................................................................................................................................................................................................................ 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 07:59:24,021 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 07:59:24,030 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 07:59:24,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 07:59:24,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 07:59:24,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 07:59:24,056 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 07:59:24,058 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 07:59:24,061 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 07:59:24,063 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 07:59:24,064 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 07:59:24,066 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 07:59:24,067 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 07:59:24,069 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 07:59:24,070 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 07:59:24,074 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 07:59:24,075 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 07:59:24,077 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 07:59:24,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 07:59:24,090 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 07:59:24,091 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 07:59:24,093 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 07:59:24,099 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 07:59:24,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 07:59:24,099 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 07:59:24,101 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 07:59:24,103 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 07:59:24,104 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 07:59:24,105 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 07:59:24,108 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 07:59:24,108 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 07:59:24,109 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 07:59:24,109 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 07:59:24,110 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 07:59:24,112 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 07:59:24,112 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 07:59:24,113 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 07:59:24,140 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 07:59:24,141 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 07:59:24,142 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 07:59:24,142 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 07:59:24,142 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 07:59:24,142 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 07:59:24,143 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 07:59:24,144 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 07:59:24,144 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 07:59:24,144 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 07:59:24,144 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 07:59:24,144 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 07:59:24,144 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 07:59:24,145 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 07:59:24,145 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 07:59:24,145 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 07:59:24,145 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 07:59:24,145 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 07:59:24,145 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 07:59:24,146 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 07:59:24,146 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 07:59:24,146 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 07:59:24,146 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 -> e20164d66b413fd1e6480d779b873570f1c551b2 [2019-01-12 07:59:24,195 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 07:59:24,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 07:59:24,219 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 07:59:24,221 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 07:59:24,222 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 07:59:24,224 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-benchs/addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:24,283 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1a51c3a/12e58ee19f114ccdb832a3c1e1adc7c8/FLAG9d448e622 [2019-01-12 07:59:24,756 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 07:59:24,757 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-benchs/addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:24,764 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1a51c3a/12e58ee19f114ccdb832a3c1e1adc7c8/FLAG9d448e622 [2019-01-12 07:59:25,079 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a1a51c3a/12e58ee19f114ccdb832a3c1e1adc7c8 [2019-01-12 07:59:25,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 07:59:25,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 07:59:25,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 07:59:25,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 07:59:25,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 07:59:25,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be1244e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25, skipping insertion in model container [2019-01-12 07:59:25,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 07:59:25,120 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 07:59:25,289 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 07:59:25,295 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 07:59:25,312 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 07:59:25,330 INFO L195 MainTranslator]: Completed translation [2019-01-12 07:59:25,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25 WrapperNode [2019-01-12 07:59:25,331 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 07:59:25,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 07:59:25,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 07:59:25,332 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 07:59:25,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 07:59:25,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 07:59:25,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 07:59:25,372 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 07:59:25,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,386 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (1/1) ... [2019-01-12 07:59:25,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 07:59:25,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 07:59:25,391 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 07:59:25,391 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 07:59:25,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (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 07:59:25,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 07:59:25,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 07:59:25,663 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 07:59:25,663 INFO L286 CfgBuilder]: Removed 6 assue(true) statements. [2019-01-12 07:59:25,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:25 BoogieIcfgContainer [2019-01-12 07:59:25,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 07:59:25,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 07:59:25,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 07:59:25,669 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 07:59:25,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 07:59:25" (1/3) ... [2019-01-12 07:59:25,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fcbced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 07:59:25, skipping insertion in model container [2019-01-12 07:59:25,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:25" (2/3) ... [2019-01-12 07:59:25,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49fcbced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 07:59:25, skipping insertion in model container [2019-01-12 07:59:25,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:25" (3/3) ... [2019-01-12 07:59:25,674 INFO L112 eAbstractionObserver]: Analyzing ICFG addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:25,683 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 07:59:25,690 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 07:59:25,703 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 07:59:25,734 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 07:59:25,734 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 07:59:25,735 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 07:59:25,735 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 07:59:25,735 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 07:59:25,735 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 07:59:25,735 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 07:59:25,735 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 07:59:25,735 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 07:59:25,750 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states. [2019-01-12 07:59:25,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-01-12 07:59:25,756 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 07:59:25,757 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-01-12 07:59:25,760 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 07:59:25,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 07:59:25,766 INFO L82 PathProgramCache]: Analyzing trace with hash 30882, now seen corresponding path program 1 times [2019-01-12 07:59:25,768 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 07:59:25,768 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 07:59:25,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 07:59:25,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 07:59:25,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 07:59:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 07:59:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 07:59:25,877 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 07:59:25,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 07:59:25 BoogieIcfgContainer [2019-01-12 07:59:25,896 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 07:59:25,897 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 07:59:25,897 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 07:59:25,897 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 07:59:25,898 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:25" (3/4) ... [2019-01-12 07:59:25,902 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 07:59:25,902 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 07:59:25,903 INFO L168 Benchmark]: Toolchain (without parser) took 819.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:25,905 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:25,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.29 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:25,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.34 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:25,907 INFO L168 Benchmark]: Boogie Preprocessor took 18.40 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:25,908 INFO L168 Benchmark]: RCFGBuilder took 274.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:25,909 INFO L168 Benchmark]: TraceAbstraction took 230.85 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. [2019-01-12 07:59:25,910 INFO L168 Benchmark]: Witness Printer took 5.34 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 07:59:25,915 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.29 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 932.6 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 39.34 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.40 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 274.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -190.2 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 230.85 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 5.34 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: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 14, overapproximation of someBinaryArithmeticDOUBLEoperation at line 11. Possible FailurePath: [L8] double x, y, z, r; [L10] x = 1e8 [L11] y = x + 1 [L12] z = x - 1 [L13] r = y - z [L4] COND TRUE !(cond) [L4] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred 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: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-0ed9222-m [2019-01-12 07:59:28,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 07:59:28,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 07:59:28,359 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 07:59:28,359 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 07:59:28,360 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 07:59:28,362 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 07:59:28,364 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 07:59:28,366 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 07:59:28,367 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 07:59:28,368 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 07:59:28,369 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 07:59:28,370 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 07:59:28,371 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 07:59:28,373 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 07:59:28,374 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 07:59:28,375 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 07:59:28,377 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 07:59:28,379 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 07:59:28,381 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 07:59:28,383 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 07:59:28,384 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 07:59:28,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 07:59:28,390 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 07:59:28,390 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 07:59:28,391 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 07:59:28,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 07:59:28,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 07:59:28,399 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 07:59:28,403 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 07:59:28,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 07:59:28,404 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 07:59:28,405 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 07:59:28,405 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 07:59:28,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 07:59:28,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 07:59:28,408 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 07:59:28,438 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 07:59:28,444 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 07:59:28,445 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 07:59:28,446 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 07:59:28,446 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 07:59:28,446 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 07:59:28,446 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 07:59:28,447 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 07:59:28,448 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 07:59:28,449 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 07:59:28,450 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 07:59:28,450 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 07:59:28,450 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 07:59:28,450 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 07:59:28,450 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 07:59:28,451 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 07:59:28,451 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 07:59:28,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 07:59:28,451 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 07:59:28,451 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 07:59:28,451 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 07:59:28,454 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 07:59:28,454 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 07:59:28,454 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 07:59:28,454 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 07:59:28,455 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 -> e20164d66b413fd1e6480d779b873570f1c551b2 [2019-01-12 07:59:28,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 07:59:28,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 07:59:28,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 07:59:28,543 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 07:59:28,543 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 07:59:28,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-benchs/addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:28,609 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63144dfe0/b4c5663d2d834cb59a8ff71cd95f3b05/FLAG5689c47bd [2019-01-12 07:59:29,015 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 07:59:29,016 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-benchs/addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:29,023 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63144dfe0/b4c5663d2d834cb59a8ff71cd95f3b05/FLAG5689c47bd [2019-01-12 07:59:29,402 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63144dfe0/b4c5663d2d834cb59a8ff71cd95f3b05 [2019-01-12 07:59:29,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 07:59:29,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 07:59:29,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 07:59:29,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 07:59:29,411 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 07:59:29,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc9bcbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29, skipping insertion in model container [2019-01-12 07:59:29,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 07:59:29,441 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 07:59:29,637 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 07:59:29,650 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 07:59:29,671 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 07:59:29,692 INFO L195 MainTranslator]: Completed translation [2019-01-12 07:59:29,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29 WrapperNode [2019-01-12 07:59:29,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 07:59:29,694 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 07:59:29,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 07:59:29,694 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 07:59:29,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,739 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 07:59:29,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 07:59:29,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 07:59:29,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 07:59:29,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (1/1) ... [2019-01-12 07:59:29,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 07:59:29,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 07:59:29,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 07:59:29,773 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 07:59:29,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (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 07:59:29,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 07:59:29,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 07:59:30,189 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 07:59:30,189 INFO L286 CfgBuilder]: Removed 6 assue(true) statements. [2019-01-12 07:59:30,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:30 BoogieIcfgContainer [2019-01-12 07:59:30,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 07:59:30,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 07:59:30,192 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 07:59:30,196 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 07:59:30,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 07:59:29" (1/3) ... [2019-01-12 07:59:30,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73407367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 07:59:30, skipping insertion in model container [2019-01-12 07:59:30,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 07:59:29" (2/3) ... [2019-01-12 07:59:30,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73407367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 07:59:30, skipping insertion in model container [2019-01-12 07:59:30,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:30" (3/3) ... [2019-01-12 07:59:30,200 INFO L112 eAbstractionObserver]: Analyzing ICFG addsub_double_exact_true-unreach-call_true-termination.c [2019-01-12 07:59:30,208 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 07:59:30,215 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 07:59:30,228 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 07:59:30,259 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 07:59:30,260 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 07:59:30,260 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 07:59:30,260 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 07:59:30,261 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 07:59:30,261 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 07:59:30,261 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 07:59:30,261 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 07:59:30,261 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 07:59:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2019-01-12 07:59:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-01-12 07:59:30,283 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 07:59:30,285 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-01-12 07:59:30,287 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 07:59:30,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 07:59:30,294 INFO L82 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times [2019-01-12 07:59:30,298 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 07:59:30,299 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-01-12 07:59:30,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 07:59:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 07:59:30,554 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 07:59:30,677 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 07:59:30,678 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 07:59:30,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 07:59:30,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-12 07:59:30,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-12 07:59:30,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-12 07:59:30,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-12 07:59:30,739 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2019-01-12 07:59:30,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 07:59:30,774 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2019-01-12 07:59:30,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-12 07:59:30,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2019-01-12 07:59:30,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 07:59:30,785 INFO L225 Difference]: With dead ends: 13 [2019-01-12 07:59:30,785 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 07:59:30,790 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 07:59:30,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 07:59:30,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 07:59:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 07:59:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 07:59:30,825 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2019-01-12 07:59:30,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 07:59:30,825 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 07:59:30,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-12 07:59:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 07:59:30,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 07:59:30,831 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 07:59:30,935 INFO L444 ceAbstractionStarter]: At program point L4-3(line 4) the Hoare annotation is: (= (_ bv1 32) ULTIMATE.start___VERIFIER_assert_~cond) [2019-01-12 07:59:30,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 07:59:30,935 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 07:59:30,936 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 07:59:30,936 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 07:59:30,936 INFO L444 ceAbstractionStarter]: At program point L15(lines 6 16) the Hoare annotation is: (= (_ bv1 32) ULTIMATE.start___VERIFIER_assert_~cond) [2019-01-12 07:59:30,936 INFO L448 ceAbstractionStarter]: For program point L4(line 4) no Hoare annotation was computed. [2019-01-12 07:59:30,936 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2019-01-12 07:59:30,937 INFO L448 ceAbstractionStarter]: For program point L4-1(line 4) no Hoare annotation was computed. [2019-01-12 07:59:30,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 07:59:30 BoogieIcfgContainer [2019-01-12 07:59:30,952 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 07:59:30,952 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 07:59:30,952 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 07:59:30,953 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 07:59:30,953 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 07:59:30" (3/4) ... [2019-01-12 07:59:30,957 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 07:59:30,969 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-12 07:59:30,969 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-01-12 07:59:30,970 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 07:59:31,020 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 07:59:31,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 07:59:31,028 INFO L168 Benchmark]: Toolchain (without parser) took 1622.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 948.7 MB in the beginning and 1.0 GB in the end (delta: -59.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,030 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:31,030 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.46 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.45 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 07:59:31,032 INFO L168 Benchmark]: Boogie Preprocessor took 32.86 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,034 INFO L168 Benchmark]: RCFGBuilder took 417.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 932.6 MB in the beginning and 1.0 GB in the end (delta: -110.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,035 INFO L168 Benchmark]: TraceAbstraction took 759.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,036 INFO L168 Benchmark]: Witness Printer took 74.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-01-12 07:59:31,048 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.46 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 937.9 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 45.45 ms. Allocated memory is still 1.0 GB. Free memory is still 937.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.86 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 417.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 68.2 MB). Free memory was 932.6 MB in the beginning and 1.0 GB in the end (delta: -110.7 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 759.95 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Witness Printer took 74.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1bv32 == cond - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1bv32 == cond - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 9 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 5 SDtfs, 4 SDslu, 1 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 4 NumberOfFragments, 6 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 6 NumberOfNonLiveVariables, 11 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...