./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_4-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 50877d5973732425843dd90649ca5203953d931d ........................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-03 11:06:56,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 11:06:56,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 11:06:56,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 11:06:56,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 11:06:56,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 11:06:56,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 11:06:56,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 11:06:56,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 11:06:56,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 11:06:56,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 11:06:56,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 11:06:56,549 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 11:06:56,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 11:06:56,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 11:06:56,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 11:06:56,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 11:06:56,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 11:06:56,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 11:06:56,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 11:06:56,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 11:06:56,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 11:06:56,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 11:06:56,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 11:06:56,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 11:06:56,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 11:06:56,588 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 11:06:56,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 11:06:56,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 11:06:56,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 11:06:56,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 11:06:56,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 11:06:56,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 11:06:56,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 11:06:56,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 11:06:56,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 11:06:56,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 11:06:56,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 11:06:56,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 11:06:56,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 11:06:56,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 11:06:56,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-12-03 11:06:56,650 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 11:06:56,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 11:06:56,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 11:06:56,652 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-03 11:06:56,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 11:06:56,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 11:06:56,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 11:06:56,654 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 11:06:56,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 11:06:56,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 11:06:56,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 11:06:56,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 11:06:56,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-03 11:06:56,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 11:06:56,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-03 11:06:56,657 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-03 11:06:56,658 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 11:06:56,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-03 11:06:56,658 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 11:06:56,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-03 11:06:56,659 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-03 11:06:56,659 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-03 11:06:56,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 11:06:56,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-03 11:06:56,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-03 11:06:56,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 11:06:56,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 11:06:56,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-03 11:06:56,661 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-03 11:06:56,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 11:06:56,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-03 11:06:56,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50877d5973732425843dd90649ca5203953d931d [2020-12-03 11:06:56,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 11:06:57,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 11:06:57,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 11:06:57,005 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 11:06:57,006 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 11:06:57,007 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/../../sv-benchmarks/c/bitvector/jain_4-2.c [2020-12-03 11:06:57,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/data/39e4c9899/d120b97972f24bf7806442d30573890a/FLAGcdfea1e38 [2020-12-03 11:06:57,620 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 11:06:57,620 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/sv-benchmarks/c/bitvector/jain_4-2.c [2020-12-03 11:06:57,626 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/data/39e4c9899/d120b97972f24bf7806442d30573890a/FLAGcdfea1e38 [2020-12-03 11:06:58,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/data/39e4c9899/d120b97972f24bf7806442d30573890a [2020-12-03 11:06:58,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 11:06:58,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 11:06:58,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 11:06:58,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 11:06:58,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 11:06:58,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ee84f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58, skipping insertion in model container [2020-12-03 11:06:58,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 11:06:58,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 11:06:58,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-03 11:06:58,266 INFO L203 MainTranslator]: Completed pre-run [2020-12-03 11:06:58,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-03 11:06:58,310 INFO L208 MainTranslator]: Completed translation [2020-12-03 11:06:58,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58 WrapperNode [2020-12-03 11:06:58,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-03 11:06:58,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-03 11:06:58,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-03 11:06:58,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-03 11:06:58,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-03 11:06:58,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-03 11:06:58,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-03 11:06:58,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-03 11:06:58,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-03 11:06:58,366 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-03 11:06:58,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-03 11:06:58,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-03 11:06:58,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:06:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-03 11:06:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-03 11:06:58,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-03 11:06:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-03 11:06:58,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-03 11:06:58,706 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-03 11:06:58,706 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-03 11:06:58,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 11:06:58 BoogieIcfgContainer [2020-12-03 11:06:58,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-03 11:06:58,709 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-03 11:06:58,709 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-03 11:06:58,735 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-03 11:06:58,735 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 11:06:58" (1/1) ... [2020-12-03 11:06:58,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-03 11:06:58,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-03 11:06:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2020-12-03 11:06:58,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2020-12-03 11:06:58,814 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-03 11:06:58,815 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2020-12-03 11:06:58,821 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2020-12-03 11:06:58,856 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-03 11:06:58,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 11:06:58 ImpRootNode [2020-12-03 11:06:58,862 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-03 11:06:58,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-03 11:06:58,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-03 11:06:58,863 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-03 11:06:58,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 11:06:58" (3/4) ... [2020-12-03 11:06:58,867 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-03 11:06:58,886 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-03 11:06:58,886 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-03 11:06:58,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-03 11:06:58,887 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-03 11:06:58,949 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_68b47f12-5184-4ab2-a4c8-6eefc3b95874/bin/ukojak/witness.graphml [2020-12-03 11:06:58,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-03 11:06:58,951 INFO L168 Benchmark]: Toolchain (without parser) took 940.91 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 52.4 MB in the end (delta: 15.2 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,951 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 11:06:58,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.28 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 75.0 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.75 ms. Allocated memory is still 96.5 MB. Free memory was 75.0 MB in the beginning and 73.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 11:06:58,954 INFO L168 Benchmark]: Boogie Preprocessor took 18.45 ms. Allocated memory is still 96.5 MB. Free memory was 73.8 MB in the beginning and 72.9 MB in the end (delta: 903.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,954 INFO L168 Benchmark]: RCFGBuilder took 342.58 ms. Allocated memory is still 96.5 MB. Free memory was 72.9 MB in the beginning and 58.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,955 INFO L168 Benchmark]: CodeCheck took 152.50 ms. Allocated memory is still 96.5 MB. Free memory was 58.6 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,956 INFO L168 Benchmark]: Witness Printer took 86.55 ms. Allocated memory is still 96.5 MB. Free memory was 54.5 MB in the beginning and 52.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-03 11:06:58,959 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 3 locations, 0 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, 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: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 96.5 MB. Free memory is still 56.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 298.28 ms. Allocated memory is still 96.5 MB. Free memory was 67.6 MB in the beginning and 75.0 MB in the end (delta: -7.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.75 ms. Allocated memory is still 96.5 MB. Free memory was 75.0 MB in the beginning and 73.8 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.45 ms. Allocated memory is still 96.5 MB. Free memory was 73.8 MB in the beginning and 72.9 MB in the end (delta: 903.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 342.58 ms. Allocated memory is still 96.5 MB. Free memory was 72.9 MB in the beginning and 58.6 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 152.50 ms. Allocated memory is still 96.5 MB. Free memory was 58.6 MB in the beginning and 54.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Witness Printer took 86.55 ms. Allocated memory is still 96.5 MB. Free memory was 54.5 MB in the beginning and 52.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...