./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer_true-no-overflow_true-termination_true-valid-memsafety.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/4BitCounterPointer_true-no-overflow_true-termination_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/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 64bit --witnessprinter.graph.data.programhash 0233d496bfaf5cb1311bfa260a57f41458184795 ........................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 11:17:37,279 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:17:37,280 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:17:37,287 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:17:37,287 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:17:37,288 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:17:37,288 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:17:37,289 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:17:37,290 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:17:37,291 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:17:37,291 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:17:37,292 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:17:37,292 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:17:37,293 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:17:37,293 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:17:37,294 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:17:37,295 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:17:37,296 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:17:37,297 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:17:37,298 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:17:37,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:17:37,299 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:17:37,301 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:17:37,301 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:17:37,301 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:17:37,302 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:17:37,303 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:17:37,303 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:17:37,304 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:17:37,304 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:17:37,305 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:17:37,305 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:17:37,305 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:17:37,305 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:17:37,306 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:17:37,306 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:17:37,307 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-10 11:17:37,316 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:17:37,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:17:37,317 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:17:37,317 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 11:17:37,318 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:17:37,318 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:17:37,318 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 11:17:37,318 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:17:37,318 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 11:17:37,318 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:17:37,318 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:17:37,319 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:17:37,319 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:17:37,319 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:17:37,320 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:17:37,320 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 11:17:37,320 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:17:37,320 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:17:37,320 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_031b3387-3301-4367-bfa9-e23d54a4f816/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0233d496bfaf5cb1311bfa260a57f41458184795 [2018-11-10 11:17:37,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:17:37,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:17:37,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:17:37,355 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:17:37,356 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:17:37,356 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/4BitCounterPointer_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 11:17:37,395 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/data/40521a399/a80fd2cc76a9438e8290afab780efe34/FLAG69b45820f [2018-11-10 11:17:37,796 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:17:37,797 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/sv-benchmarks/c/termination-crafted/4BitCounterPointer_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 11:17:37,801 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/data/40521a399/a80fd2cc76a9438e8290afab780efe34/FLAG69b45820f [2018-11-10 11:17:37,811 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/data/40521a399/a80fd2cc76a9438e8290afab780efe34 [2018-11-10 11:17:37,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:17:37,814 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 11:17:37,815 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:17:37,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:17:37,817 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:17:37,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32089edc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37, skipping insertion in model container [2018-11-10 11:17:37,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:17:37,837 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:17:37,933 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:17:37,939 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:17:37,948 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:17:37,956 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:17:37,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37 WrapperNode [2018-11-10 11:17:37,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:17:37,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:17:37,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:17:37,957 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:17:37,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... [2018-11-10 11:17:37,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:17:37,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:17:37,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:17:37,978 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:17:37,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/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 [2018-11-10 11:17:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:17:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:17:38,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:17:38,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-10 11:17:38,188 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:17:38,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:17:38 BoogieIcfgContainer [2018-11-10 11:17:38,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:17:38,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 11:17:38,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 11:17:38,191 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 11:17:38,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:17:37" (1/3) ... [2018-11-10 11:17:38,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19bf8d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:17:38, skipping insertion in model container [2018-11-10 11:17:38,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:17:37" (2/3) ... [2018-11-10 11:17:38,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19bf8d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:17:38, skipping insertion in model container [2018-11-10 11:17:38,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:17:38" (3/3) ... [2018-11-10 11:17:38,194 INFO L112 eAbstractionObserver]: Analyzing ICFG 4BitCounterPointer_true-no-overflow_true-termination_true-valid-memsafety.c [2018-11-10 11:17:38,202 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 11:17:38,207 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-10 11:17:38,216 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-10 11:17:38,233 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 11:17:38,234 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 11:17:38,234 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 11:17:38,234 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 11:17:38,234 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 11:17:38,234 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 11:17:38,234 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 11:17:38,234 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 11:17:38,234 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 11:17:38,249 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states. [2018-11-10 11:17:38,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:17:38,260 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 46 states. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 11:17:38,299 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point L27-1(line 27) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 6 34) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-11-10 11:17:38,299 INFO L425 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L19(line 19) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L19-1(line 19) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L15(lines 15 32) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L15-1(lines 15 32) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L15-3(lines 15 32) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L11(line 11) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L11-1(line 11) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L7(line 7) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L7-1(line 7) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L7-2(line 7) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L428 ceAbstractionStarter]: At program point L28(lines 14 32) the Hoare annotation is: true [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L20(lines 20 30) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L16(line 16) no Hoare annotation was computed. [2018-11-10 11:17:38,300 INFO L425 ceAbstractionStarter]: For program point L16-1(lines 16 31) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L12(line 12) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L8(line 8) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L8-1(line 8) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L8-2(line 8) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L8-3(line 8) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L17(line 17) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L13(line 13) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 6 34) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L9(line 9) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L9-1(line 9) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L9-2(line 9) no Hoare annotation was computed. [2018-11-10 11:17:38,301 INFO L425 ceAbstractionStarter]: For program point L9-3(line 9) no Hoare annotation was computed. [2018-11-10 11:17:38,302 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 6 34) the Hoare annotation is: true [2018-11-10 11:17:38,302 INFO L425 ceAbstractionStarter]: For program point L10(line 10) no Hoare annotation was computed. [2018-11-10 11:17:38,302 INFO L425 ceAbstractionStarter]: For program point L10-1(line 10) no Hoare annotation was computed. [2018-11-10 11:17:38,302 INFO L425 ceAbstractionStarter]: For program point L10-2(line 10) no Hoare annotation was computed. [2018-11-10 11:17:38,302 INFO L425 ceAbstractionStarter]: For program point L10-3(line 10) no Hoare annotation was computed. [2018-11-10 11:17:38,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 11:17:38 BoogieIcfgContainer [2018-11-10 11:17:38,310 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 11:17:38,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:17:38,310 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:17:38,311 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:17:38,311 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:17:38" (3/4) ... [2018-11-10 11:17:38,314 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:17:38,319 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 11:17:38,320 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 11:17:38,323 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 11:17:38,324 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 11:17:38,324 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 11:17:38,324 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 11:17:38,357 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_031b3387-3301-4367-bfa9-e23d54a4f816/bin-2019/uautomizer/witness.graphml [2018-11-10 11:17:38,358 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:17:38,358 INFO L168 Benchmark]: Toolchain (without parser) took 544.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -143.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:17:38,359 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:17:38,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 142.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 11:17:38,360 INFO L168 Benchmark]: Boogie Preprocessor took 20.31 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:17:38,360 INFO L168 Benchmark]: RCFGBuilder took 210.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-10 11:17:38,361 INFO L168 Benchmark]: TraceAbstraction took 121.19 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:17:38,361 INFO L168 Benchmark]: Witness Printer took 47.44 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:17:38,363 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 142.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.31 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 210.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 121.19 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 47.44 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: 2.7 MB). Peak memory consumption was 2.7 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: 14]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 46 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=46occurred 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, 5 LocationsWithAnnotation, 5 PreInvPairs, 5 NumberOfFragments, 5 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 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...