./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_1-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/jain_1-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/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 32bit --witnessprinter.graph.data.programhash ccc78e49fe91ace276abd58ca27793e9065f67e6 ........................................................................................................................................................................................................................ 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 02:21:40,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:21:40,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:21:40,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:21:40,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:21:40,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:21:40,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:21:40,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:21:40,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:21:40,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:21:40,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:21:40,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:21:40,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:21:40,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:21:40,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:21:40,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:21:40,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:21:40,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:21:40,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:21:40,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:21:40,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:21:40,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:21:40,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:21:40,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:21:40,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:21:40,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:21:40,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:21:40,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:21:40,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:21:40,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:21:40,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:21:40,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:21:40,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:21:40,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:21:40,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:21:40,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:21:40,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:21:40,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:21:40,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:21:40,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:21:40,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:21:40,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/config/svcomp-Overflow-32bit-Taipan_Default.epf [2019-11-26 02:21:40,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:21:40,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:21:40,427 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:21:40,427 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:21:40,427 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:21:40,427 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:21:40,428 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:21:40,429 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:21:40,429 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:21:40,429 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:21:40,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:21:40,430 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:21:40,430 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:21:40,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:21:40,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:21:40,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:21:40,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:21:40,432 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:21:40,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:21:40,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:21:40,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:21:40,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:21:40,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:21:40,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:21:40,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:21:40,433 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:21:40,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:21:40,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:21:40,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:21:40,434 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_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccc78e49fe91ace276abd58ca27793e9065f67e6 [2019-11-26 02:21:40,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:21:40,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:21:40,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:21:40,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:21:40,624 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:21:40,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/../../sv-benchmarks/c/bitvector/jain_1-1.c [2019-11-26 02:21:40,682 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/data/8482751b0/e131f542b55a45fcb29c72750e8f7a35/FLAGb5ef3ec30 [2019-11-26 02:21:41,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:21:41,072 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/sv-benchmarks/c/bitvector/jain_1-1.c [2019-11-26 02:21:41,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/data/8482751b0/e131f542b55a45fcb29c72750e8f7a35/FLAGb5ef3ec30 [2019-11-26 02:21:41,088 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/data/8482751b0/e131f542b55a45fcb29c72750e8f7a35 [2019-11-26 02:21:41,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:21:41,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:21:41,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:21:41,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:21:41,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:21:41,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@450a94ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41, skipping insertion in model container [2019-11-26 02:21:41,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:21:41,128 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:21:41,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:21:41,269 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:21:41,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:21:41,353 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:21:41,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41 WrapperNode [2019-11-26 02:21:41,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:21:41,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:21:41,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:21:41,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:21:41,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:21:41,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:21:41,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:21:41,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:21:41,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... [2019-11-26 02:21:41,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:21:41,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:21:41,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:21:41,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:21:41,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/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 02:21:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:21:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:21:41,700 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:21:41,700 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-26 02:21:41,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:21:41 BoogieIcfgContainer [2019-11-26 02:21:41,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:21:41,702 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:21:41,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:21:41,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:21:41,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:21:41" (1/3) ... [2019-11-26 02:21:41,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@337998c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:21:41, skipping insertion in model container [2019-11-26 02:21:41,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:21:41" (2/3) ... [2019-11-26 02:21:41,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@337998c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:21:41, skipping insertion in model container [2019-11-26 02:21:41,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:21:41" (3/3) ... [2019-11-26 02:21:41,710 INFO L109 eAbstractionObserver]: Analyzing ICFG jain_1-1.c [2019-11-26 02:21:41,719 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:21:41,725 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-26 02:21:41,735 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-26 02:21:41,759 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:21:41,759 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:21:41,759 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:21:41,759 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:21:41,760 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:21:41,760 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:21:41,760 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:21:41,760 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:21:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states. [2019-11-26 02:21:41,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:21:41,780 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2019-11-26 02:21:41,824 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:21:41,824 INFO L447 ceAbstractionStarter]: At program point L5-2(lines 4 23) the Hoare annotation is: true [2019-11-26 02:21:41,824 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-26 02:21:41,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:21:41 BoogieIcfgContainer [2019-11-26 02:21:41,830 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:21:41,831 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:21:41,831 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:21:41,831 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:21:41,831 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:21:41" (3/4) ... [2019-11-26 02:21:41,835 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:21:41,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-26 02:21:41,843 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-26 02:21:41,844 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:21:41,873 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ce660d13-f4c6-4b43-a5c6-e14da83a1ec1/bin/utaipan/witness.graphml [2019-11-26 02:21:41,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:21:41,874 INFO L168 Benchmark]: Toolchain (without parser) took 782.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:21:41,875 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:21:41,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:21:41,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.31 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 02:21:41,876 INFO L168 Benchmark]: Boogie Preprocessor took 16.41 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 02:21:41,877 INFO L168 Benchmark]: RCFGBuilder took 302.83 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:21:41,877 INFO L168 Benchmark]: TraceAbstraction took 128.18 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. [2019-11-26 02:21:41,878 INFO L168 Benchmark]: Witness Printer took 42.37 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 02:21:41,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 262.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.31 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. * Boogie Preprocessor took 16.41 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. * RCFGBuilder took 302.83 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 128.18 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 42.37 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: 4]: 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...