./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2b.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 678e0110 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_2b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b7166d94206693c3f254a3c1de8d5825f8510fb ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 22:24:47,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:24:47,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:24:47,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:24:47,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:24:47,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:24:47,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:24:47,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:24:47,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:24:47,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:24:47,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:24:47,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:24:47,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:24:47,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:24:47,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:24:47,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:24:47,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:24:47,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:24:47,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:24:47,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:24:47,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:24:47,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:24:47,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:24:47,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:24:47,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:24:47,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:24:47,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:24:47,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:24:47,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:24:47,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:24:47,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:24:47,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:24:47,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:24:47,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:24:47,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:24:47,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:24:47,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:24:47,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:24:47,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:24:47,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:24:47,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:24:47,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2019-11-19 22:24:47,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:24:47,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:24:47,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:24:47,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:24:47,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:24:47,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 22:24:47,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:24:47,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 22:24:47,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 22:24:47,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:24:47,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-19 22:24:47,512 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-19 22:24:47,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:24:47,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:24:47,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-19 22:24:47,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:24:47,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:24:47,513 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-19 22:24:47,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 22:24:47,513 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-19 22:24:47,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 22:24:47,514 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e3d8db71-7fce-4610-869a-3e6c07b8bce4/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 1b7166d94206693c3f254a3c1de8d5825f8510fb [2019-11-19 22:24:47,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:24:47,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:24:47,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:24:47,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:24:47,662 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:24:47,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/../../sv-benchmarks/c/termination-crafted/NestedRecursion_2b.c [2019-11-19 22:24:47,713 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/data/06d405671/8498160f55d94c3aaf4e2948ed5adb6a/FLAG966eec187 [2019-11-19 22:24:48,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:24:48,097 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/sv-benchmarks/c/termination-crafted/NestedRecursion_2b.c [2019-11-19 22:24:48,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/data/06d405671/8498160f55d94c3aaf4e2948ed5adb6a/FLAG966eec187 [2019-11-19 22:24:48,109 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/data/06d405671/8498160f55d94c3aaf4e2948ed5adb6a [2019-11-19 22:24:48,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:24:48,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:24:48,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:24:48,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:24:48,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:24:48,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf8b05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48, skipping insertion in model container [2019-11-19 22:24:48,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,126 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:24:48,136 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:24:48,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:24:48,257 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:24:48,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:24:48,339 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:24:48,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48 WrapperNode [2019-11-19 22:24:48,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:24:48,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:24:48,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:24:48,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:24:48,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:24:48,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:24:48,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:24:48,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:24:48,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:24:48,382 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:24:48,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:24:48,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:24:48,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:24:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/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 [2019-11-19 22:24:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-11-19 22:24:48,448 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-11-19 22:24:48,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:24:48,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:24:48,626 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:24:48,626 INFO L285 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-19 22:24:48,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:24:48 BoogieIcfgContainer [2019-11-19 22:24:48,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:24:48,628 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-19 22:24:48,628 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-19 22:24:48,637 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-19 22:24:48,648 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:24:48" (1/1) ... [2019-11-19 22:24:48,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:24:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-19 22:24:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2019-11-19 22:24:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2019-11-19 22:24:48,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:24:48,714 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-19 22:24:48,721 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-11-19 22:24:48,752 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-19 22:24:48,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 10:24:48 ImpRootNode [2019-11-19 22:24:48,755 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-19 22:24:48,755 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:24:48,755 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:24:48,756 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:24:48,756 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:24:48" (3/4) ... [2019-11-19 22:24:48,759 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:24:48,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2019-11-19 22:24:48,769 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-19 22:24:48,769 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 22:24:48,858 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e3d8db71-7fce-4610-869a-3e6c07b8bce4/bin/ukojak/witness.graphml [2019-11-19 22:24:48,858 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:24:48,860 INFO L168 Benchmark]: Toolchain (without parser) took 747.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 22:24:48,863 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-19 22:24:48,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 225.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -224.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-19 22:24:48,866 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.01 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. [2019-11-19 22:24:48,866 INFO L168 Benchmark]: Boogie Preprocessor took 13.83 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. [2019-11-19 22:24:48,868 INFO L168 Benchmark]: RCFGBuilder took 245.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2019-11-19 22:24:48,869 INFO L168 Benchmark]: CodeCheck took 127.14 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-19 22:24:48,870 INFO L168 Benchmark]: Witness Printer took 103.21 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:24:48,881 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 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: 18]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 225.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -224.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.01 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 13.83 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 245.55 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * CodeCheck took 127.14 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Witness Printer took 103.21 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...