./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/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 64bit --witnessprinter.graph.data.programhash 9f15d52494f2bb20316f0c01d603c20e3274fba8 ..................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:43:35,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:35,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:35,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:35,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:35,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:35,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:35,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:35,702 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:35,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:35,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:35,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:35,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:35,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:35,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:35,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:35,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:35,724 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:35,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:35,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:35,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:35,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:35,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:35,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:35,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:35,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:35,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:35,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:35,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:35,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:35,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:35,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:35,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:35,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:35,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:35,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:35,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:35,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:35,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:35,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:35,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:35,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-11-28 04:43:35,809 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:35,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:35,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:35,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:35,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:35,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:35,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:35,813 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:43:35,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:35,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:35,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:35,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:35,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:35,815 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:43:35,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:35,816 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:35,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:35,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:35,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:35,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:35,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:35,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:35,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:35,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:35,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:35,819 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:43:35,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:43:35,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:35,820 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_4d816bb6-8802-4c2d-9ed2-d04604e2406d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f15d52494f2bb20316f0c01d603c20e3274fba8 [2020-11-28 04:43:36,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:36,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:36,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:36,165 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:36,166 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:36,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2020-11-28 04:43:36,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/data/f6ff2e30a/aea24a0b747e49a9ae1f7481c1883cdf/FLAG527a96cbc [2020-11-28 04:43:36,652 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:36,653 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/sv-benchmarks/c/termination-crafted/WhileFalse.c [2020-11-28 04:43:36,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/data/f6ff2e30a/aea24a0b747e49a9ae1f7481c1883cdf/FLAG527a96cbc [2020-11-28 04:43:37,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/data/f6ff2e30a/aea24a0b747e49a9ae1f7481c1883cdf [2020-11-28 04:43:37,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:37,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:37,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:37,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:37,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:37,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ef2284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37, skipping insertion in model container [2020-11-28 04:43:37,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:37,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:37,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:37,240 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:37,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:37,263 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:37,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37 WrapperNode [2020-11-28 04:43:37,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:37,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:37,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:37,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:37,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:37,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:37,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:37,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:37,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:37,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:37,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:37,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:37,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/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 [2020-11-28 04:43:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:37,523 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:37,524 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-28 04:43:37,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:37 BoogieIcfgContainer [2020-11-28 04:43:37,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:43:37,527 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:43:37,527 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:43:37,540 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:43:37,542 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:37" (1/1) ... [2020-11-28 04:43:37,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:43:37,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:37,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2020-11-28 04:43:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2020-11-28 04:43:37,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:43:37,604 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2020-11-28 04:43:37,616 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2020-11-28 04:43:37,633 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:43:37,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:43:37 ImpRootNode [2020-11-28 04:43:37,637 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:43:37,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:43:37,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:43:37,638 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:43:37,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:37" (3/4) ... [2020-11-28 04:43:37,642 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:43:37,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:43:37,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:43:37,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:43:37,683 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_4d816bb6-8802-4c2d-9ed2-d04604e2406d/bin/ukojak/witness.graphml [2020-11-28 04:43:37,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:43:37,686 INFO L168 Benchmark]: Toolchain (without parser) took 617.51 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 37.9 MB in the beginning and 74.3 MB in the end (delta: -36.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:37,687 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 77.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:37,688 INFO L168 Benchmark]: CACSL2BoogieTranslator took 195.81 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 37.7 MB in the beginning and 75.1 MB in the end (delta: -37.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:37,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.13 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:37,691 INFO L168 Benchmark]: Boogie Preprocessor took 18.32 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 73.0 MB in the end (delta: 562.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:37,692 INFO L168 Benchmark]: RCFGBuilder took 210.78 ms. Allocated memory is still 98.6 MB. Free memory was 72.6 MB in the beginning and 64.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:37,693 INFO L168 Benchmark]: CodeCheck took 110.25 ms. Allocated memory is still 98.6 MB. Free memory was 64.7 MB in the beginning and 76.4 MB in the end (delta: -11.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:37,694 INFO L168 Benchmark]: Witness Printer took 45.73 ms. Allocated memory is still 98.6 MB. Free memory was 76.4 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:37,710 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: 14]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 77.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 195.81 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 37.7 MB in the beginning and 75.1 MB in the end (delta: -37.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 30.13 ms. Allocated memory is still 98.6 MB. Free memory was 75.1 MB in the beginning and 73.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.32 ms. Allocated memory is still 98.6 MB. Free memory was 73.6 MB in the beginning and 73.0 MB in the end (delta: 562.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 210.78 ms. Allocated memory is still 98.6 MB. Free memory was 72.6 MB in the beginning and 64.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * CodeCheck took 110.25 ms. Allocated memory is still 98.6 MB. Free memory was 64.7 MB in the beginning and 76.4 MB in the end (delta: -11.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Witness Printer took 45.73 ms. Allocated memory is still 98.6 MB. Free memory was 76.4 MB in the beginning and 74.3 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...