./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/array-examples/sanfoundry_43_true-unreach-call_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/array-examples/sanfoundry_43_true-unreach-call_ground.i -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 48c8c3f1e63696864126529c5e1886f2c7f2bda9 .......................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 12:41:27,406 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 12:41:27,407 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 12:41:27,424 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 12:41:27,425 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 12:41:27,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 12:41:27,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 12:41:27,430 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 12:41:27,432 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 12:41:27,432 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 12:41:27,433 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 12:41:27,434 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 12:41:27,435 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 12:41:27,436 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 12:41:27,437 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 12:41:27,438 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 12:41:27,439 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 12:41:27,441 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 12:41:27,443 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 12:41:27,445 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 12:41:27,446 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 12:41:27,447 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 12:41:27,450 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 12:41:27,450 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 12:41:27,451 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 12:41:27,452 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 12:41:27,453 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 12:41:27,454 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 12:41:27,455 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 12:41:27,456 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 12:41:27,456 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 12:41:27,457 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 12:41:27,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 12:41:27,458 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 12:41:27,459 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 12:41:27,459 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 12:41:27,460 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 12:41:27,482 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 12:41:27,482 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 12:41:27,483 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 12:41:27,483 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 12:41:27,484 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 12:41:27,484 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 12:41:27,485 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 12:41:27,486 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 12:41:27,487 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 12:41:27,487 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 12:41:27,487 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 12:41:27,487 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 12:41:27,487 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 12:41:27,487 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 12:41:27,488 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 12:41:27,488 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 12:41:27,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 12:41:27,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 12:41:27,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 12:41:27,489 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 12:41:27,489 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 12:41:27,489 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 12:41:27,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 12:41:27,490 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 -> 48c8c3f1e63696864126529c5e1886f2c7f2bda9 [2018-12-30 12:41:27,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 12:41:27,564 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 12:41:27,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 12:41:27,573 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 12:41:27,573 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 12:41:27,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/array-examples/sanfoundry_43_true-unreach-call_ground.i [2018-12-30 12:41:27,627 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6863edc81/c5ae1777c39f43ec82a7e4adf64949c6/FLAG043c60cf0 [2018-12-30 12:41:28,079 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 12:41:28,079 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/array-examples/sanfoundry_43_true-unreach-call_ground.i [2018-12-30 12:41:28,087 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6863edc81/c5ae1777c39f43ec82a7e4adf64949c6/FLAG043c60cf0 [2018-12-30 12:41:28,430 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6863edc81/c5ae1777c39f43ec82a7e4adf64949c6 [2018-12-30 12:41:28,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 12:41:28,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 12:41:28,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 12:41:28,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 12:41:28,442 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 12:41:28,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef09c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28, skipping insertion in model container [2018-12-30 12:41:28,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 12:41:28,474 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 12:41:28,658 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 12:41:28,671 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 12:41:28,699 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 12:41:28,720 INFO L195 MainTranslator]: Completed translation [2018-12-30 12:41:28,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28 WrapperNode [2018-12-30 12:41:28,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 12:41:28,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 12:41:28,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 12:41:28,724 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 12:41:28,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 12:41:28,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 12:41:28,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 12:41:28,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 12:41:28,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... [2018-12-30 12:41:28,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 12:41:28,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 12:41:28,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 12:41:28,819 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 12:41:28,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 12:41:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-30 12:41:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 12:41:28,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 12:41:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-30 12:41:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-30 12:41:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-30 12:41:29,215 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 12:41:29,215 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-30 12:41:29,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 12:41:29 BoogieIcfgContainer [2018-12-30 12:41:29,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 12:41:29,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 12:41:29,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 12:41:29,221 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 12:41:29,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 12:41:28" (1/3) ... [2018-12-30 12:41:29,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a32b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 12:41:29, skipping insertion in model container [2018-12-30 12:41:29,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 12:41:28" (2/3) ... [2018-12-30 12:41:29,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a32b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 12:41:29, skipping insertion in model container [2018-12-30 12:41:29,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 12:41:29" (3/3) ... [2018-12-30 12:41:29,226 INFO L112 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_true-unreach-call_ground.i [2018-12-30 12:41:29,244 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 12:41:29,257 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-12-30 12:41:29,284 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-12-30 12:41:29,359 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 12:41:29,360 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 12:41:29,360 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 12:41:29,360 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 12:41:29,360 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 12:41:29,360 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 12:41:29,361 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 12:41:29,361 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 12:41:29,361 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 12:41:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2018-12-30 12:41:29,386 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 12:41:29,389 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2018-12-30 12:41:29,485 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 12:41:29,486 INFO L451 ceAbstractionStarter]: At program point L19(lines 10 20) the Hoare annotation is: true [2018-12-30 12:41:29,486 INFO L448 ceAbstractionStarter]: For program point L3(lines 3 9) no Hoare annotation was computed. [2018-12-30 12:41:29,486 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 12:41:29,486 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 12:41:29,487 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 12:41:29,487 INFO L448 ceAbstractionStarter]: For program point L16-2(lines 16 18) no Hoare annotation was computed. [2018-12-30 12:41:29,487 INFO L451 ceAbstractionStarter]: At program point L16-3(lines 16 18) the Hoare annotation is: true [2018-12-30 12:41:29,489 INFO L448 ceAbstractionStarter]: For program point L16-4(lines 16 18) no Hoare annotation was computed. [2018-12-30 12:41:29,489 INFO L448 ceAbstractionStarter]: For program point L6-2(lines 6 8) no Hoare annotation was computed. [2018-12-30 12:41:29,489 INFO L451 ceAbstractionStarter]: At program point L6-3(lines 6 8) the Hoare annotation is: true [2018-12-30 12:41:29,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 12:41:29 BoogieIcfgContainer [2018-12-30 12:41:29,503 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 12:41:29,504 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 12:41:29,504 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 12:41:29,505 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 12:41:29,507 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 12:41:29" (3/4) ... [2018-12-30 12:41:29,513 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 12:41:29,526 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-30 12:41:29,526 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-30 12:41:29,526 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-30 12:41:29,578 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 12:41:29,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 12:41:29,579 INFO L168 Benchmark]: Toolchain (without parser) took 1144.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 12:41:29,582 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. [2018-12-30 12:41:29,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 285.18 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. [2018-12-30 12:41:29,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.30 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. [2018-12-30 12:41:29,584 INFO L168 Benchmark]: Boogie Preprocessor took 43.56 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-30 12:41:29,586 INFO L168 Benchmark]: RCFGBuilder took 396.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-30 12:41:29,587 INFO L168 Benchmark]: TraceAbstraction took 286.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-30 12:41:29,587 INFO L168 Benchmark]: Witness Printer took 74.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-30 12:41:29,593 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 285.18 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 51.30 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 43.56 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 396.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 286.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Witness Printer took 74.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. 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. - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 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=11occurred 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, 3 LocationsWithAnnotation, 3 PreInvPairs, 3 NumberOfFragments, 3 HoareAnnotationTreeSize, 3 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 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...