./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o200.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI --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 d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:21:57,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:21:57,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:21:57,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:21:57,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:21:57,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:21:57,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:21:57,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:21:57,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:21:57,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:21:57,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:21:57,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:21:57,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:21:57,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:21:57,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:21:57,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:21:57,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:21:57,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:21:57,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:21:57,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:21:57,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:21:57,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:21:57,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:21:57,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:21:57,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:21:57,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:21:57,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:21:57,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:21:57,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:21:57,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:21:57,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:21:57,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:21:57,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:21:57,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:21:57,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:21:57,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:21:57,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:21:57,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:21:57,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:21:57,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:21:57,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:21:57,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-10-29 03:21:58,035 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:21:58,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:21:58,037 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:21:58,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:21:58,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:21:58,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:21:58,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:21:58,039 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:21:58,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:21:58,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:21:58,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:21:58,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:21:58,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:21:58,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:21:58,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:21:58,048 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 03:21:58,049 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:21:58,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:21:58,049 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:21:58,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:21:58,049 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:21:58,050 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:21:58,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:21:58,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:58,051 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:21:58,051 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:21:58,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:21:58,051 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:21:58,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:21:58,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:21:58,053 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_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-10-29 03:21:58,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:21:58,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:21:58,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:21:58,405 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:21:58,406 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:21:58,406 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-29 03:21:58,476 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/data/15b2a4e81/df94bca28de9418e81cb9147bb61d1b8/FLAGcc962f967 [2021-10-29 03:21:59,037 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:21:59,037 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/sv-benchmarks/c/recursive-simple/id_o200.c [2021-10-29 03:21:59,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/data/15b2a4e81/df94bca28de9418e81cb9147bb61d1b8/FLAGcc962f967 [2021-10-29 03:21:59,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/data/15b2a4e81/df94bca28de9418e81cb9147bb61d1b8 [2021-10-29 03:21:59,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:21:59,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:21:59,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:59,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:21:59,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:21:59,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c63c0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59, skipping insertion in model container [2021-10-29 03:21:59,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,423 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:21:59,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:21:59,634 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-29 03:21:59,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:59,644 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:21:59,659 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-10-29 03:21:59,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:59,673 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:21:59,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59 WrapperNode [2021-10-29 03:21:59,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:59,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:59,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:21:59,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:21:59,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:59,706 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:21:59,706 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:21:59,706 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:21:59,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:21:59,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:21:59,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:21:59,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:21:59,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:59" (1/1) ... [2021-10-29 03:21:59,734 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:59,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:21:59,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:21:59,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:21:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:21:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:21:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:21:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-29 03:21:59,810 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-29 03:21:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:22:00,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:22:00,050 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 03:22:00,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:00 BoogieIcfgContainer [2021-10-29 03:22:00,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:22:00,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:22:00,054 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:22:00,064 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:22:00,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:00" (1/1) ... [2021-10-29 03:22:00,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:22:00,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-10-29 03:22:00,113 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-10-29 03:22:00,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:22:00,117 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-10-29 03:22:00,123 INFO L759 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-10-29 03:22:00,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:22:00 ImpRootNode [2021-10-29 03:22:00,140 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:22:00,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:22:00,141 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:22:00,141 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:22:00,141 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:00" (3/4) ... [2021-10-29 03:22:00,145 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:22:00,150 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-29 03:22:00,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 03:22:00,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-29 03:22:00,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:22:00,155 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:22:00,236 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:22:00,237 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:22:00,249 INFO L168 Benchmark]: Toolchain (without parser) took 842.20 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 51.2 MB in the beginning and 62.8 MB in the end (delta: -11.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:00,250 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:00,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.29 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 51.0 MB in the beginning and 81.6 MB in the end (delta: -30.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:00,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.49 ms. Allocated memory is still 104.9 MB. Free memory was 81.6 MB in the beginning and 80.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:00,268 INFO L168 Benchmark]: Boogie Preprocessor took 18.24 ms. Allocated memory is still 104.9 MB. Free memory was 80.2 MB in the beginning and 79.5 MB in the end (delta: 758.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:00,270 INFO L168 Benchmark]: RCFGBuilder took 328.02 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 69.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:00,271 INFO L168 Benchmark]: CodeCheck took 86.26 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 64.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:00,272 INFO L168 Benchmark]: Witness Printer took 105.86 ms. Allocated memory is still 104.9 MB. Free memory was 64.9 MB in the beginning and 62.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:00,277 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 2 procedures, 10 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 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, InterpolantAutomatonStates: 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: 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 86.0 MB. Free memory is still 67.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 264.29 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 51.0 MB in the beginning and 81.6 MB in the end (delta: -30.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 30.49 ms. Allocated memory is still 104.9 MB. Free memory was 81.6 MB in the beginning and 80.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.24 ms. Allocated memory is still 104.9 MB. Free memory was 80.2 MB in the beginning and 79.5 MB in the end (delta: 758.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 328.02 ms. Allocated memory is still 104.9 MB. Free memory was 79.1 MB in the beginning and 69.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 86.26 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 64.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Witness Printer took 105.86 ms. Allocated memory is still 104.9 MB. Free memory was 64.9 MB in the beginning and 62.8 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! [2021-10-29 03:22:00,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c6594f-d9fb-47f5-8299-698e855bcdae/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...