./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_non_eq_true-unreach-call_true-termination_true-no-overflow.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_non_eq_true-unreach-call_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 301c54c8b861008a1cf318e5b7f3396bc86db7c8 ................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:05:57,403 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:05:57,404 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:05:57,412 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:05:57,412 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:05:57,413 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:05:57,413 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:05:57,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:05:57,416 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:05:57,416 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:05:57,417 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:05:57,418 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:05:57,418 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:05:57,419 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:05:57,420 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:05:57,421 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:05:57,421 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:05:57,423 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:05:57,424 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:05:57,426 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:05:57,427 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:05:57,428 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:05:57,429 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:05:57,430 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:05:57,430 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:05:57,430 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:05:57,431 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:05:57,432 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:05:57,432 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:05:57,433 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:05:57,433 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:05:57,434 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:05:57,435 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:05:57,435 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:05:57,435 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:05:57,436 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:05:57,436 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/config/svcomp-Overflow-32bit-Automizer_Default.epf [2018-11-23 00:05:57,446 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:05:57,447 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:05:57,447 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:05:57,447 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 00:05:57,448 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:05:57,448 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:05:57,448 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 00:05:57,448 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:05:57,448 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:05:57,449 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-23 00:05:57,450 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:05:57,451 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 00:05:57,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 00:05:57,452 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:05:57,452 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:05:57,452 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:05:57,452 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 00:05:57,452 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:05:57,452 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:05:57,452 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 301c54c8b861008a1cf318e5b7f3396bc86db7c8 [2018-11-23 00:05:57,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:05:57,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:05:57,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:05:57,493 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:05:57,493 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:05:57,494 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/../../sv-benchmarks/c/recursive-simple/sum_non_eq_true-unreach-call_true-termination_true-no-overflow.c [2018-11-23 00:05:57,534 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/data/0c4638e2d/4e6b9cfc6c9445eca3527644f8ebd1ec/FLAG811001687 [2018-11-23 00:05:57,872 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:05:57,872 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/sv-benchmarks/c/recursive-simple/sum_non_eq_true-unreach-call_true-termination_true-no-overflow.c [2018-11-23 00:05:57,876 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/data/0c4638e2d/4e6b9cfc6c9445eca3527644f8ebd1ec/FLAG811001687 [2018-11-23 00:05:58,297 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/data/0c4638e2d/4e6b9cfc6c9445eca3527644f8ebd1ec [2018-11-23 00:05:58,299 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:05:58,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:05:58,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:05:58,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:05:58,303 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:05:58,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d767ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58, skipping insertion in model container [2018-11-23 00:05:58,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:05:58,324 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:05:58,427 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:05:58,430 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:05:58,438 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:05:58,447 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:05:58,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58 WrapperNode [2018-11-23 00:05:58,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:05:58,448 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:05:58,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:05:58,448 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:05:58,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:05:58,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:05:58,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:05:58,460 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:05:58,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... [2018-11-23 00:05:58,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:05:58,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:05:58,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:05:58,471 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:05:58,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/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 [2018-11-23 00:05:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 00:05:58,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 00:05:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:05:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:05:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2018-11-23 00:05:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2018-11-23 00:05:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 00:05:58,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 00:05:58,634 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:05:58,634 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 00:05:58,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:58 BoogieIcfgContainer [2018-11-23 00:05:58,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:05:58,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 00:05:58,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 00:05:58,637 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 00:05:58,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:05:58" (1/3) ... [2018-11-23 00:05:58,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56115696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:05:58, skipping insertion in model container [2018-11-23 00:05:58,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:05:58" (2/3) ... [2018-11-23 00:05:58,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56115696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:05:58, skipping insertion in model container [2018-11-23 00:05:58,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:58" (3/3) ... [2018-11-23 00:05:58,639 INFO L112 eAbstractionObserver]: Analyzing ICFG sum_non_eq_true-unreach-call_true-termination_true-no-overflow.c [2018-11-23 00:05:58,645 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 00:05:58,649 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-23 00:05:58,658 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-23 00:05:58,677 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 00:05:58,677 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 00:05:58,677 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 00:05:58,677 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 00:05:58,678 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 00:05:58,678 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 00:05:58,678 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 00:05:58,678 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 00:05:58,678 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 00:05:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-11-23 00:05:58,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:05:58,698 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 19 states. [2018-11-23 00:05:58,744 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,744 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,744 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,744 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,744 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 00:05:58,744 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 00:05:58,744 INFO L448 ceAbstractionStarter]: For program point sumEXIT(lines 4 10) no Hoare annotation was computed. [2018-11-23 00:05:58,745 INFO L451 ceAbstractionStarter]: At program point L8(line 8) the Hoare annotation is: true [2018-11-23 00:05:58,745 INFO L448 ceAbstractionStarter]: For program point L8-1(line 8) no Hoare annotation was computed. [2018-11-23 00:05:58,745 INFO L448 ceAbstractionStarter]: For program point L5(lines 5 9) no Hoare annotation was computed. [2018-11-23 00:05:58,745 INFO L448 ceAbstractionStarter]: For program point sumFINAL(lines 4 10) no Hoare annotation was computed. [2018-11-23 00:05:58,745 INFO L451 ceAbstractionStarter]: At program point sumENTRY(lines 4 10) the Hoare annotation is: true [2018-11-23 00:05:58,745 INFO L448 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-11-23 00:05:58,745 INFO L448 ceAbstractionStarter]: For program point L16(lines 16 18) no Hoare annotation was computed. [2018-11-23 00:05:58,746 INFO L451 ceAbstractionStarter]: At program point L15(line 15) the Hoare annotation is: true [2018-11-23 00:05:58,746 INFO L448 ceAbstractionStarter]: For program point L15-1(line 15) no Hoare annotation was computed. [2018-11-23 00:05:58,746 INFO L448 ceAbstractionStarter]: For program point L16-2(lines 12 19) no Hoare annotation was computed. [2018-11-23 00:05:58,746 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 12 19) the Hoare annotation is: true [2018-11-23 00:05:58,746 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 12 19) no Hoare annotation was computed. [2018-11-23 00:05:58,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:05:58 BoogieIcfgContainer [2018-11-23 00:05:58,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 00:05:58,750 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:05:58,750 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:05:58,750 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:05:58,751 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:05:58" (3/4) ... [2018-11-23 00:05:58,754 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:05:58,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 00:05:58,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2018-11-23 00:05:58,762 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 00:05:58,766 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 00:05:58,766 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 00:05:58,766 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 00:05:58,799 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4f5fa60a-8c4c-41b7-9fbc-ace96092fdd1/bin-2019/uautomizer/witness.graphml [2018-11-23 00:05:58,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:05:58,800 INFO L168 Benchmark]: Toolchain (without parser) took 500.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -204.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:05:58,801 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:05:58,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.47 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,802 INFO L168 Benchmark]: Boogie Procedure Inliner took 11.63 ms. Allocated memory is still 1.0 GB. Free memory is still 943.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:05:58,803 INFO L168 Benchmark]: Boogie Preprocessor took 11.03 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,803 INFO L168 Benchmark]: RCFGBuilder took 163.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -230.6 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,804 INFO L168 Benchmark]: TraceAbstraction took 114.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,805 INFO L168 Benchmark]: Witness Printer took 49.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 11.5 GB. [2018-11-23 00:05:58,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.47 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 943.0 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 11.63 ms. Allocated memory is still 1.0 GB. Free memory is still 943.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.03 ms. Allocated memory is still 1.0 GB. Free memory was 943.0 MB in the beginning and 940.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 163.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 940.3 MB in the beginning and 1.2 GB in the end (delta: -230.6 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 114.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * Witness Printer took 49.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 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. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 0 error locations. SAFE Result, 0.0s 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=19occurred 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, 7 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 7 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 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...