./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Madrid.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-crafted/Madrid.c -s /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/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 64bit --witnessprinter.graph.data.programhash a2e3cac0a2b7a3ca917b5aba0246714aae086d70 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:43:23,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:43:23,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:43:23,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:43:23,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:43:23,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:43:23,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:43:23,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:43:23,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:43:23,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:43:23,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:43:23,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:43:23,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:43:23,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:43:23,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:43:23,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:43:23,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:43:23,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:43:23,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:43:23,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:43:23,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:43:23,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:43:23,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:43:23,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:43:23,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:43:23,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:43:23,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:43:23,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:43:23,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:43:23,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:43:23,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:43:23,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:43:23,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:43:23,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:43:23,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:43:23,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:43:23,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:43:23,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:43:23,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:43:23,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:43:23,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:43:23,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf [2019-11-26 02:43:23,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:43:23,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:43:23,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:43:23,104 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:43:23,104 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:43:23,104 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:43:23,105 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:43:23,105 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:43:23,105 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:43:23,105 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:43:23,106 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:43:23,106 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:43:23,107 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:43:23,107 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:43:23,107 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:43:23,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:43:23,108 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:43:23,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:43:23,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:43:23,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:43:23,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:43:23,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:43:23,109 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:43:23,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:43:23,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:43:23,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:43:23,110 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:43:23,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:43:23,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:43:23,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:43:23,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:43:23,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:43:23,112 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:43:23,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:43:23,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:43:23,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:43:23,113 INFO L138 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/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2e3cac0a2b7a3ca917b5aba0246714aae086d70 [2019-11-26 02:43:23,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:43:23,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:43:23,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:43:23,269 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:43:23,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:43:23,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/../../sv-benchmarks/c/termination-crafted/Madrid.c [2019-11-26 02:43:23,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/data/69d6357c3/dfbffbf6c6434148a12241aea7ba340d/FLAGe2dc188ed [2019-11-26 02:43:23,696 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:43:23,697 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/sv-benchmarks/c/termination-crafted/Madrid.c [2019-11-26 02:43:23,702 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/data/69d6357c3/dfbffbf6c6434148a12241aea7ba340d/FLAGe2dc188ed [2019-11-26 02:43:24,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/data/69d6357c3/dfbffbf6c6434148a12241aea7ba340d [2019-11-26 02:43:24,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:43:24,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:43:24,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:43:24,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:43:24,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:43:24,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299fdc87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24, skipping insertion in model container [2019-11-26 02:43:24,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:43:24,136 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:43:24,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:43:24,314 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:43:24,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:43:24,401 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:43:24,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24 WrapperNode [2019-11-26 02:43:24,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:43:24,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:43:24,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:43:24,403 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:43:24,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:43:24,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:43:24,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:43:24,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:43:24,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... [2019-11-26 02:43:24,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:43:24,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:43:24,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:43:24,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:43:24,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/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 [2019-11-26 02:43:24,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:43:24,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:43:24,629 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:43:24,629 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-26 02:43:24,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:43:24 BoogieIcfgContainer [2019-11-26 02:43:24,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:43:24,631 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:43:24,631 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:43:24,633 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:43:24,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:43:24" (1/3) ... [2019-11-26 02:43:24,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af81089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:43:24, skipping insertion in model container [2019-11-26 02:43:24,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:43:24" (2/3) ... [2019-11-26 02:43:24,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af81089 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:43:24, skipping insertion in model container [2019-11-26 02:43:24,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:43:24" (3/3) ... [2019-11-26 02:43:24,635 INFO L109 eAbstractionObserver]: Analyzing ICFG Madrid.c [2019-11-26 02:43:24,649 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:43:24,656 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-26 02:43:24,670 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-26 02:43:24,700 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:43:24,701 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:43:24,701 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:43:24,701 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:43:24,701 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:43:24,701 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:43:24,701 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:43:24,701 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:43:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. [2019-11-26 02:43:24,722 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:43:24,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2019-11-26 02:43:24,770 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:43:24,770 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:43:24,772 INFO L447 ceAbstractionStarter]: At program point L14-2(lines 14 16) the Hoare annotation is: true [2019-11-26 02:43:24,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:43:24 BoogieIcfgContainer [2019-11-26 02:43:24,779 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:43:24,780 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:43:24,780 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:43:24,780 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:43:24,781 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:43:24" (3/4) ... [2019-11-26 02:43:24,784 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:43:24,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-26 02:43:24,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-26 02:43:24,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:43:24,835 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_be93dcfe-de19-40b2-8032-f5a1a1174def/bin/utaipan/witness.graphml [2019-11-26 02:43:24,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:43:24,837 INFO L168 Benchmark]: Toolchain (without parser) took 729.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:24,838 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:24,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -205.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:24,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:24,844 INFO L168 Benchmark]: Boogie Preprocessor took 13.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:24,844 INFO L168 Benchmark]: RCFGBuilder took 186.55 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:24,846 INFO L168 Benchmark]: TraceAbstraction took 148.67 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: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:24,846 INFO L168 Benchmark]: Witness Printer took 55.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:24,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.2 MB). Free memory was 950.1 MB in the beginning and 1.2 GB in the end (delta: -205.7 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.44 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 186.55 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 148.67 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: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Witness Printer took 55.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. 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 1 procedures, 3 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 1 NumberOfFragments, 1 HoareAnnotationTreeSize, 1 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 1 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...