./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL --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 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:32:43,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:32:43,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:32:43,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:32:43,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:32:43,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:32:43,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:32:43,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:32:43,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:32:43,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:32:43,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:32:43,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:32:43,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:32:43,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:32:43,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:32:43,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:32:43,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:32:43,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:32:44,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:32:44,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:32:44,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:32:44,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:32:44,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:32:44,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:32:44,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:32:44,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:32:44,027 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:32:44,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:32:44,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:32:44,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:32:44,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:32:44,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:32:44,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:32:44,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:32:44,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:32:44,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:32:44,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:32:44,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:32:44,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:32:44,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:32:44,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:32:44,042 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-25 06:32:44,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:32:44,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:32:44,085 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:32:44,085 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:32:44,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:32:44,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:32:44,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:32:44,087 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:32:44,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:32:44,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:32:44,092 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:32:44,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:32:44,092 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:32:44,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:32:44,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:32:44,093 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:32:44,093 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:32:44,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:32:44,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:32:44,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:32:44,094 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:32:44,094 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:32:44,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:32:44,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:44,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:32:44,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:32:44,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:32:44,096 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:32:44,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:32:44,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:32:44,096 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_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 862de3da7324bf897583f86d3cb756f668fc7c871c8791ecf46f087893ee7b09 [2021-11-25 06:32:44,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:32:44,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:32:44,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:32:44,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:32:44,441 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:32:44,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/recursive-simple/id_o3.c [2021-11-25 06:32:44,513 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/data/55d1f8c9a/dfd53f9bfde24e98a4e29636f655dfca/FLAGb785796a9 [2021-11-25 06:32:45,076 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:32:45,077 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/sv-benchmarks/c/recursive-simple/id_o3.c [2021-11-25 06:32:45,088 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/data/55d1f8c9a/dfd53f9bfde24e98a4e29636f655dfca/FLAGb785796a9 [2021-11-25 06:32:45,457 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/data/55d1f8c9a/dfd53f9bfde24e98a4e29636f655dfca [2021-11-25 06:32:45,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:32:45,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:32:45,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:45,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:32:45,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:32:45,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5557c586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45, skipping insertion in model container [2021-11-25 06:32:45,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:32:45,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:32:45,674 WARN L230 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_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-11-25 06:32:45,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:45,684 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:32:45,705 WARN L230 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_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/sv-benchmarks/c/recursive-simple/id_o3.c[514,527] [2021-11-25 06:32:45,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:45,718 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:32:45,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45 WrapperNode [2021-11-25 06:32:45,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:45,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:45,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:32:45,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:32:45,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,750 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-25 06:32:45,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:45,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:32:45,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:32:45,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:32:45,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:32:45,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:32:45,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:32:45,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:32:45,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:45" (1/1) ... [2021-11-25 06:32:45,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:45,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:32:45,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:32:45,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:32:45,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:32:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:32:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:32:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:32:45,848 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-25 06:32:45,848 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-25 06:32:45,916 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:32:45,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:32:46,065 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:32:46,100 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:32:46,102 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:32:46,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:46 BoogieIcfgContainer [2021-11-25 06:32:46,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:32:46,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:32:46,107 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:32:46,117 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:32:46,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:46" (1/1) ... [2021-11-25 06:32:46,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:32:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:46,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-11-25 06:32:46,220 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-25 06:32:46,225 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 06:32:46,225 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2021-11-25 06:32:46,233 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2021-11-25 06:32:46,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 06:32:46 ImpRootNode [2021-11-25 06:32:46,282 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 06:32:46,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 06:32:46,283 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 06:32:46,283 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 06:32:46,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:46" (3/4) ... [2021-11-25 06:32:46,287 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 06:32:46,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-25 06:32:46,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-25 06:32:46,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-25 06:32:46,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 06:32:46,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 06:32:46,386 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 06:32:46,386 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 06:32:46,387 INFO L158 Benchmark]: Toolchain (without parser) took 925.43ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 37.3MB in the beginning and 60.5MB in the end (delta: -23.2MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,388 INFO L158 Benchmark]: CDTParser took 4.16ms. Allocated memory is still 73.4MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:32:46,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.67ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 37.1MB in the beginning and 79.4MB in the end (delta: -42.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.89ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,391 INFO L158 Benchmark]: Boogie Preprocessor took 16.27ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 76.9MB in the end (delta: 794.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 06:32:46,407 INFO L158 Benchmark]: RCFGBuilder took 337.69ms. Allocated memory is still 104.9MB. Free memory was 76.9MB in the beginning and 68.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,408 INFO L158 Benchmark]: CodeCheck took 175.27ms. Allocated memory is still 104.9MB. Free memory was 67.9MB in the beginning and 62.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,409 INFO L158 Benchmark]: Witness Printer took 103.64ms. Allocated memory is still 104.9MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 06:32:46,415 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: 0.1s, 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: , 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 4.16ms. Allocated memory is still 73.4MB. Free memory was 53.3MB in the beginning and 53.3MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.67ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 37.1MB in the beginning and 79.4MB in the end (delta: -42.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.89ms. Allocated memory is still 104.9MB. Free memory was 79.0MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.27ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 76.9MB in the end (delta: 794.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.69ms. Allocated memory is still 104.9MB. Free memory was 76.9MB in the beginning and 68.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 175.27ms. Allocated memory is still 104.9MB. Free memory was 67.9MB in the beginning and 62.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 103.64ms. Allocated memory is still 104.9MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 06:32:46,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d3fc06e-d8a8-4038-8e79-f5bad4defe26/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE