./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/termination-crafted/NonTermination3_true-no-overflow_false-termination.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_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/NonTermination3_true-no-overflow_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/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 7590cf1f409ff4bd59e7fb7b37980a8de9dc8794 ....................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:42:27,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:42:27,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:42:27,983 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:42:27,983 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:42:27,984 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:42:27,985 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:42:27,991 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:42:27,994 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:42:27,997 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:42:27,999 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:42:27,999 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:42:28,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:42:28,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:42:28,002 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:42:28,002 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:42:28,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:42:28,006 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:42:28,018 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:42:28,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:42:28,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:42:28,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:42:28,024 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:42:28,024 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:42:28,024 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:42:28,025 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:42:28,026 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:42:28,027 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:42:28,031 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:42:28,032 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:42:28,032 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:42:28,033 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:42:28,033 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:42:28,033 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:42:28,034 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:42:28,035 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:42:28,037 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2018-10-27 05:42:28,054 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:42:28,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:42:28,056 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:42:28,056 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 05:42:28,056 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 05:42:28,057 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 05:42:28,057 INFO L133 SettingsManager]: * Use SBE=true [2018-10-27 05:42:28,057 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:42:28,057 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 05:42:28,057 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:42:28,058 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:42:28,058 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:42:28,058 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:42:28,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:42:28,058 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-27 05:42:28,059 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:42:28,059 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:42:28,061 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:42:28,061 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:42:28,061 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:42:28,061 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:42:28,062 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:42:28,062 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:42:28,062 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:42:28,062 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:42:28,062 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-27 05:42:28,062 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:42:28,063 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:42:28,063 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_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/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 -> 7590cf1f409ff4bd59e7fb7b37980a8de9dc8794 [2018-10-27 05:42:28,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:42:28,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:42:28,114 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:42:28,115 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:42:28,116 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:42:28,116 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/../../sv-benchmarks/c/termination-crafted/NonTermination3_true-no-overflow_false-termination.c [2018-10-27 05:42:28,180 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/data/29cbebfe5/06fc1a6eabc54bf4b645302c33c3598d/FLAGe2e552a9f [2018-10-27 05:42:28,546 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:42:28,547 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/sv-benchmarks/c/termination-crafted/NonTermination3_true-no-overflow_false-termination.c [2018-10-27 05:42:28,553 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/data/29cbebfe5/06fc1a6eabc54bf4b645302c33c3598d/FLAGe2e552a9f [2018-10-27 05:42:28,566 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/data/29cbebfe5/06fc1a6eabc54bf4b645302c33c3598d [2018-10-27 05:42:28,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:42:28,573 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 05:42:28,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:42:28,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:42:28,584 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:42:28,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba2abd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28, skipping insertion in model container [2018-10-27 05:42:28,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:42:28,615 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:42:28,770 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:42:28,774 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:42:28,788 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:42:28,805 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:42:28,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28 WrapperNode [2018-10-27 05:42:28,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:42:28,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:42:28,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:42:28,807 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:42:28,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... [2018-10-27 05:42:28,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:42:28,853 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:42:28,853 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:42:28,853 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:42:28,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/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 [2018-10-27 05:42:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:42:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:42:29,026 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:42:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:42:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:42:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-10-27 05:42:29,343 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:42:29,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:42:29 BoogieIcfgContainer [2018-10-27 05:42:29,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 05:42:29,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 05:42:29,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 05:42:29,349 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 05:42:29,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 05:42:28" (1/3) ... [2018-10-27 05:42:29,351 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2679d65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:42:29, skipping insertion in model container [2018-10-27 05:42:29,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:42:28" (2/3) ... [2018-10-27 05:42:29,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2679d65f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 05:42:29, skipping insertion in model container [2018-10-27 05:42:29,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:42:29" (3/3) ... [2018-10-27 05:42:29,354 INFO L112 eAbstractionObserver]: Analyzing ICFG NonTermination3_true-no-overflow_false-termination.c [2018-10-27 05:42:29,366 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 05:42:29,374 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-27 05:42:29,392 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-27 05:42:29,424 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 05:42:29,425 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 05:42:29,425 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 05:42:29,426 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 05:42:29,426 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 05:42:29,426 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 05:42:29,426 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 05:42:29,426 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 05:42:29,426 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 05:42:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2018-10-27 05:42:29,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 05:42:29,458 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 21 states. [2018-10-27 05:42:29,647 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 05:42:29,648 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-27 05:42:29,648 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 05:42:29,648 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 05:42:29,648 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-27 05:42:29,649 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 05:42:29,649 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 05:42:29,649 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 9 17) no Hoare annotation was computed. [2018-10-27 05:42:29,649 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 9 17) no Hoare annotation was computed. [2018-10-27 05:42:29,649 INFO L425 ceAbstractionStarter]: For program point L11(line 11) no Hoare annotation was computed. [2018-10-27 05:42:29,650 INFO L425 ceAbstractionStarter]: For program point L11-2(line 11) no Hoare annotation was computed. [2018-10-27 05:42:29,650 INFO L425 ceAbstractionStarter]: For program point L11-3(line 11) no Hoare annotation was computed. [2018-10-27 05:42:29,650 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 9 17) the Hoare annotation is: true [2018-10-27 05:42:29,650 INFO L425 ceAbstractionStarter]: For program point L14(line 14) no Hoare annotation was computed. [2018-10-27 05:42:29,650 INFO L428 ceAbstractionStarter]: At program point L14-1(lines 11 15) the Hoare annotation is: true [2018-10-27 05:42:29,651 INFO L425 ceAbstractionStarter]: For program point L12(lines 12 15) no Hoare annotation was computed. [2018-10-27 05:42:29,651 INFO L425 ceAbstractionStarter]: For program point L12-1(line 12) no Hoare annotation was computed. [2018-10-27 05:42:29,654 INFO L425 ceAbstractionStarter]: For program point L12-2(line 12) no Hoare annotation was computed. [2018-10-27 05:42:29,654 INFO L425 ceAbstractionStarter]: For program point L12-3(line 12) no Hoare annotation was computed. [2018-10-27 05:42:29,654 INFO L425 ceAbstractionStarter]: For program point L12-5(lines 12 15) no Hoare annotation was computed. [2018-10-27 05:42:29,655 INFO L425 ceAbstractionStarter]: For program point L12-7(lines 12 15) no Hoare annotation was computed. [2018-10-27 05:42:29,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 05:42:29 BoogieIcfgContainer [2018-10-27 05:42:29,665 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 05:42:29,666 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 05:42:29,666 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 05:42:29,666 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 05:42:29,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 05:42:29" (3/4) ... [2018-10-27 05:42:29,672 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 05:42:29,686 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 05:42:29,687 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 05:42:29,693 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-27 05:42:29,695 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-10-27 05:42:29,696 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 05:42:29,751 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b8c5cb49-e3e3-4aa3-9287-908d54e59e26/bin-2019/uautomizer/witness.graphml [2018-10-27 05:42:29,752 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 05:42:29,753 INFO L168 Benchmark]: Toolchain (without parser) took 1181.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 959.8 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:42:29,756 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:42:29,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 943.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:42:29,759 INFO L168 Benchmark]: Boogie Preprocessor took 45.78 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:42:29,759 INFO L168 Benchmark]: RCFGBuilder took 491.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.6 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:42:29,761 INFO L168 Benchmark]: TraceAbstraction took 320.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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. [2018-10-27 05:42:29,763 INFO L168 Benchmark]: Witness Printer took 86.51 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. [2018-10-27 05:42:29,766 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 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 232.66 ms. Allocated memory is still 1.0 GB. Free memory was 959.8 MB in the beginning and 943.6 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.78 ms. Allocated memory is still 1.0 GB. Free memory is still 943.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 491.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 943.6 MB in the beginning and 1.2 GB in the end (delta: -213.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 320.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 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 86.51 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: 11]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 21 locations, 0 error locations. SAFE Result, 0.2s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred 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...