./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/bitvector/jain_1_true-unreach-call_true-no-overflow_false-termination.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_1_true-unreach-call_true-no-overflow_false-termination.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1be182b448ecd24dcaa33a463c0822c290f39b3b ............................................................................................................................................................................................................................................... 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 11:26:28,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:26:28,890 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:26:28,897 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:26:28,897 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:26:28,898 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:26:28,898 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:26:28,899 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:26:28,900 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:26:28,901 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:26:28,902 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:26:28,902 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:26:28,903 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:26:28,903 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:26:28,904 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:26:28,905 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:26:28,905 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:26:28,906 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:26:28,908 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:26:28,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:26:28,909 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:26:28,910 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:26:28,912 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:26:28,912 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:26:28,912 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:26:28,913 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:26:28,914 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:26:28,914 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:26:28,915 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:26:28,915 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:26:28,916 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:26:28,916 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:26:28,916 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:26:28,916 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:26:28,917 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:26:28,918 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:26:28,918 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2018-11-10 11:26:28,928 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:26:28,928 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:26:28,929 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:26:28,929 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:26:28,929 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:26:28,929 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:26:28,929 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:26:28,930 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:26:28,930 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:26:28,930 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:26:28,930 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:26:28,930 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:26:28,931 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:26:28,932 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:26:28,932 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:26:28,933 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:26:28,933 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:26:28,934 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:26:28,934 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan 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 -> Taipan 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 -> 1be182b448ecd24dcaa33a463c0822c290f39b3b [2018-11-10 11:26:28,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:26:28,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:26:28,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:26:28,971 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:26:28,971 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:26:28,972 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/../../sv-benchmarks/c/bitvector/jain_1_true-unreach-call_true-no-overflow_false-termination.i [2018-11-10 11:26:29,007 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/data/0729b5e24/e4f4603a2dce4660a49d1d6f249678e7/FLAG6d88b9368 [2018-11-10 11:26:29,306 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:26:29,306 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/sv-benchmarks/c/bitvector/jain_1_true-unreach-call_true-no-overflow_false-termination.i [2018-11-10 11:26:29,310 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/data/0729b5e24/e4f4603a2dce4660a49d1d6f249678e7/FLAG6d88b9368 [2018-11-10 11:26:29,319 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/data/0729b5e24/e4f4603a2dce4660a49d1d6f249678e7 [2018-11-10 11:26:29,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:26:29,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:26:29,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:26:29,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:26:29,325 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:26:29,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236dc686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29, skipping insertion in model container [2018-11-10 11:26:29,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:26:29,345 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:26:29,437 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:26:29,439 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:26:29,448 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:26:29,455 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:26:29,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29 WrapperNode [2018-11-10 11:26:29,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:26:29,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:26:29,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:26:29,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:26:29,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:26:29,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:26:29,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:26:29,467 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:26:29,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... [2018-11-10 11:26:29,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:26:29,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:26:29,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:26:29,480 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:26:29,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/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 11:26:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:26:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:26:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:26:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:26:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:26:29,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:26:29,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 11:26:29,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 11:26:29,624 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:26:29,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:26:29 BoogieIcfgContainer [2018-11-10 11:26:29,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:26:29,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 11:26:29,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 11:26:29,627 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 11:26:29,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:26:29" (1/3) ... [2018-11-10 11:26:29,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@599c2036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:26:29, skipping insertion in model container [2018-11-10 11:26:29,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:26:29" (2/3) ... [2018-11-10 11:26:29,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@599c2036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:26:29, skipping insertion in model container [2018-11-10 11:26:29,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:26:29" (3/3) ... [2018-11-10 11:26:29,629 INFO L112 eAbstractionObserver]: Analyzing ICFG jain_1_true-unreach-call_true-no-overflow_false-termination.i [2018-11-10 11:26:29,635 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 11:26:29,639 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-11-10 11:26:29,647 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-11-10 11:26:29,673 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 11:26:29,673 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 11:26:29,673 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 11:26:29,673 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 11:26:29,673 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 11:26:29,673 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 11:26:29,673 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 11:26:29,673 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 11:26:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-11-10 11:26:29,691 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 11:26:29,695 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 18 states. [2018-11-10 11:26:29,750 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-11-10 11:26:29,750 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:26:29,750 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 11:26:29,750 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-10 11:26:29,751 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 11:26:29,751 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 11:26:29,751 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 10 25) the Hoare annotation is: true [2018-11-10 11:26:29,751 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 10 25) no Hoare annotation was computed. [2018-11-10 11:26:29,751 INFO L428 ceAbstractionStarter]: At program point L21(line 21) the Hoare annotation is: true [2018-11-10 11:26:29,751 INFO L428 ceAbstractionStarter]: At program point L21-1(lines 16 23) the Hoare annotation is: true [2018-11-10 11:26:29,751 INFO L425 ceAbstractionStarter]: For program point L16-1(lines 16 23) no Hoare annotation was computed. [2018-11-10 11:26:29,751 INFO L425 ceAbstractionStarter]: For program point L16-3(lines 16 23) no Hoare annotation was computed. [2018-11-10 11:26:29,751 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 10 25) no Hoare annotation was computed. [2018-11-10 11:26:29,752 INFO L428 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 4 9) the Hoare annotation is: true [2018-11-10 11:26:29,752 INFO L425 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 4 9) no Hoare annotation was computed. [2018-11-10 11:26:29,752 INFO L425 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2018-11-10 11:26:29,752 INFO L425 ceAbstractionStarter]: For program point L5(lines 5 7) no Hoare annotation was computed. [2018-11-10 11:26:29,752 INFO L425 ceAbstractionStarter]: For program point L5-2(lines 4 9) no Hoare annotation was computed. [2018-11-10 11:26:29,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 11:26:29 BoogieIcfgContainer [2018-11-10 11:26:29,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 11:26:29,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:26:29,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:26:29,757 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:26:29,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:26:29" (3/4) ... [2018-11-10 11:26:29,760 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 11:26:29,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 11:26:29,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 11:26:29,765 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2018-11-10 11:26:29,768 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-10 11:26:29,768 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 11:26:29,768 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 11:26:29,791 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8125fa23-d553-4323-bfd9-75bda51fac03/bin-2019/utaipan/witness.graphml [2018-11-10 11:26:29,791 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:26:29,792 INFO L168 Benchmark]: Toolchain (without parser) took 470.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -169.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:26:29,793 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:26:29,793 INFO L168 Benchmark]: CACSL2BoogieTranslator took 133.65 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.2 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:26:29,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 10.86 ms. Allocated memory is still 1.0 GB. Free memory is still 947.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:26:29,794 INFO L168 Benchmark]: Boogie Preprocessor took 12.07 ms. Allocated memory is still 1.0 GB. Free memory is still 947.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:26:29,795 INFO L168 Benchmark]: RCFGBuilder took 145.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:26:29,795 INFO L168 Benchmark]: TraceAbstraction took 131.39 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 11:26:29,796 INFO L168 Benchmark]: Witness Printer took 34.15 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 11:26:29,799 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 133.65 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 947.2 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 10.86 ms. Allocated memory is still 1.0 GB. Free memory is still 947.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.07 ms. Allocated memory is still 1.0 GB. Free memory is still 947.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 145.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -195.2 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 131.39 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 34.15 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: 16]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 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=18occurred 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, 7 PreInvPairs, 7 NumberOfFragments, 7 HoareAnnotationTreeSize, 7 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...