./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --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 fbed0bc4942926c5a065ccbf17163625c88b174c6c8e2c3aa7b7499af2489507 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:23:04,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:23:04,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:23:04,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:23:04,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:23:04,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:23:04,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:23:04,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:23:04,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:23:04,760 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:23:04,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:23:04,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:23:04,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:23:04,761 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:23:04,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:23:04,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:23:04,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:23:04,763 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:23:04,763 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:23:04,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:23:04,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:23:04,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:23:04,764 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:23:04,764 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:23:04,764 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:23:04,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:04,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:23:04,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> fbed0bc4942926c5a065ccbf17163625c88b174c6c8e2c3aa7b7499af2489507 [2024-11-13 23:23:05,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:23:05,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:23:05,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:23:05,147 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:23:05,148 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:23:05,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1a.c Unable to find full path for "g++" [2024-11-13 23:23:07,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:23:07,294 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:23:07,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1a.c [2024-11-13 23:23:07,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/data/103b99eb3/905e866727bd4828bc84a0800301e0c2/FLAG3c96166b3 [2024-11-13 23:23:07,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/data/103b99eb3/905e866727bd4828bc84a0800301e0c2 [2024-11-13 23:23:07,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:23:07,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:23:07,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:07,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:23:07,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:23:07,335 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c009a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07, skipping insertion in model container [2024-11-13 23:23:07,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:23:07,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:07,496 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:23:07,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:23:07,519 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:23:07,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07 WrapperNode [2024-11-13 23:23:07,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:23:07,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:07,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:23:07,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:23:07,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,544 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-11-13 23:23:07,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:23:07,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:23:07,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:23:07,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:23:07,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,552 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:23:07,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:23:07,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:23:07,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:23:07,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:23:07,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:23:07,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:23:07,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:23:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:23:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:23:07,718 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:23:07,721 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:23:07,872 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:23:07,872 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:23:07,912 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:23:07,912 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 23:23:07,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:07 BoogieIcfgContainer [2024-11-13 23:23:07,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:23:07,913 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:23:07,915 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:23:07,927 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:23:07,927 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:07" (1/1) ... [2024-11-13 23:23:07,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:23:07,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 23:23:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 23:23:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:23:08,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:08,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:23:08,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:23:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:23:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 23:23:08,307 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 23:23:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 23:23:08,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:23:08,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:23:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:08,316 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:08,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:08,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:23:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:23:08,356 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:23:08,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:23:08 ImpRootNode [2024-11-13 23:23:08,377 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:23:08,378 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:23:08,378 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:23:08,378 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:23:08,379 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:23:07" (3/4) ... [2024-11-13 23:23:08,380 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 23:23:08,412 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:23:08,412 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:23:08,413 INFO L158 Benchmark]: Toolchain (without parser) took 1084.10ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 81.0MB in the end (delta: 38.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:23:08,414 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:08,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.99ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 109.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:08,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.41ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.3MB in the end (delta: 747.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:08,415 INFO L158 Benchmark]: Boogie Preprocessor took 15.30ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.5MB in the end (delta: 541.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:08,415 INFO L158 Benchmark]: RCFGBuilder took 351.81ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 97.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:23:08,416 INFO L158 Benchmark]: CodeCheck took 463.63ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 82.6MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:23:08,416 INFO L158 Benchmark]: Witness Printer took 34.51ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 81.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:23:08,418 INFO L338 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 2 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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 - CounterExampleResult [Line: 18]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int a, b; [L15] a = __VERIFIER_nondet_int() [L16] b = __VERIFIER_nondet_int() [L17] COND TRUE a >= 0 VAL [a=1, b=2147483647] [L18] a + b * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.99ms. Allocated memory is still 142.6MB. Free memory was 119.0MB in the beginning and 109.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.41ms. Allocated memory is still 142.6MB. Free memory was 109.1MB in the beginning and 108.3MB in the end (delta: 747.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.30ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 107.5MB in the end (delta: 541.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 351.81ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 97.1MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 463.63ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 82.6MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 34.51ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 81.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 23:23:08,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64421bd6-1937-4de8-b479-7a27a7fbb947/bin/ukojak-verify-EEHR8qb7sm/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)