./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileTrue.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileTrue.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB --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 2c915ce64f8b11abacbd175f69c99f9afd8b2edc1142f6db1504c1dcc6414eb1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:49:19,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:19,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:19,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:19,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:19,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:19,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:19,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:19,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:19,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:19,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:19,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:19,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:19,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:19,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:19,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:19,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:19,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:19,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:19,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:19,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:19,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:19,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:19,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:19,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:19,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:19,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:19,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:19,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:19,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:19,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:19,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:19,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:19,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:19,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:19,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:19,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:19,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:19,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:19,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:19,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:19,336 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:49:19,388 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:19,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:19,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:19,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:19,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:19,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:19,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:19,393 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:49:19,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:19,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:19,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:19,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:19,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:19,396 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:49:19,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:19,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:19,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:19,397 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:19,397 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:19,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:19,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:19,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:19,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:19,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:19,399 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:19,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:19,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:19,402 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_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c915ce64f8b11abacbd175f69c99f9afd8b2edc1142f6db1504c1dcc6414eb1 [2022-10-17 16:49:19,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:19,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:19,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:19,856 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:19,857 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:19,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/WhileTrue.c [2022-10-17 16:49:19,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/data/c8f7069dd/7bcd2579ee6d4513a03ebca3642d4b19/FLAG151967019 [2022-10-17 16:49:20,475 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:20,475 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/sv-benchmarks/c/termination-crafted/WhileTrue.c [2022-10-17 16:49:20,481 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/data/c8f7069dd/7bcd2579ee6d4513a03ebca3642d4b19/FLAG151967019 [2022-10-17 16:49:20,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/data/c8f7069dd/7bcd2579ee6d4513a03ebca3642d4b19 [2022-10-17 16:49:20,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:20,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:20,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:20,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:20,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:20,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7adead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:20, skipping insertion in model container [2022-10-17 16:49:20,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:20" (1/1) ... [2022-10-17 16:49:20,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:20,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:21,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:21,122 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:21,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:21,153 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:21,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21 WrapperNode [2022-10-17 16:49:21,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:21,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:21,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:21,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:21,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,192 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 8 [2022-10-17 16:49:21,192 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:21,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:21,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:21,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:21,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,208 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:21,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:21,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:21,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:21,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:21,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:21,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:21,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:21,391 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:21,394 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:21,449 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:21,472 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:21,472 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:49:21,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:21 BoogieIcfgContainer [2022-10-17 16:49:21,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:21,477 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:21,477 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:21,490 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:21,490 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:21" (1/1) ... [2022-10-17 16:49:21,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:21,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2022-10-17 16:49:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2022-10-17 16:49:21,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:49:21,576 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-10-17 16:49:21,584 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2022-10-17 16:49:21,599 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:49:21,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:49:21 ImpRootNode [2022-10-17 16:49:21,604 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:49:21,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:49:21,605 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:49:21,606 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:49:21,606 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:21" (3/4) ... [2022-10-17 16:49:21,611 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:49:21,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-10-17 16:49:21,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-10-17 16:49:21,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:49:21,655 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:49:21,655 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:49:21,656 INFO L158 Benchmark]: Toolchain (without parser) took 781.61ms. Allocated memory is still 98.6MB. Free memory was 56.6MB in the beginning and 57.2MB in the end (delta: -606.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:21,657 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:21,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.98ms. Allocated memory is still 98.6MB. Free memory was 56.4MB in the beginning and 74.7MB in the end (delta: -18.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:49:21,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.02ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 73.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:21,659 INFO L158 Benchmark]: Boogie Preprocessor took 22.30ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 72.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:21,660 INFO L158 Benchmark]: RCFGBuilder took 259.43ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 64.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:49:21,661 INFO L158 Benchmark]: CodeCheck took 127.49ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 59.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:49:21,662 INFO L158 Benchmark]: Witness Printer took 49.76ms. Allocated memory is still 98.6MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:21,666 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. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 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. - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.98ms. Allocated memory is still 98.6MB. Free memory was 56.4MB in the beginning and 74.7MB in the end (delta: -18.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.02ms. Allocated memory is still 98.6MB. Free memory was 74.7MB in the beginning and 73.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.30ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 72.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 259.43ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 64.2MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 127.49ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 59.3MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 49.76ms. Allocated memory is still 98.6MB. Free memory was 59.3MB in the beginning and 57.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:49:21,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08587a88-6775-493d-b719-f9b08c095cbf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE