./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk --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 a5b85953a66eab1226d3d603377a1d8dc97a5642c3836ceffbc35c9a4b84779a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:43:50,886 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:43:50,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:43:50,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:43:50,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:43:51,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:43:51,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:43:51,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:43:51,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:43:51,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:43:51,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:43:51,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:43:51,035 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:43:51,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:43:51,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:43:51,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:43:51,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:43:51,039 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:43:51,039 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:43:51,039 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:43:51,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:43:51,044 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:43:51,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:43:51,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:43:51,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:43:51,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:43:51,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:43:51,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:43:51,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:43:51,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:43:51,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:43:51,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:43:51,055 INFO L153 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_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5b85953a66eab1226d3d603377a1d8dc97a5642c3836ceffbc35c9a4b84779a [2024-11-08 23:43:51,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:43:51,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:43:51,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:43:51,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:43:51,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:43:51,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c Unable to find full path for "g++" [2024-11-08 23:43:53,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:43:53,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:43:53,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c [2024-11-08 23:43:53,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/data/fc7b3ae1b/ab5476c5a5e64c7ba720fc430f3a098e/FLAG652d28433 [2024-11-08 23:43:53,970 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/data/fc7b3ae1b/ab5476c5a5e64c7ba720fc430f3a098e [2024-11-08 23:43:53,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:43:53,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:43:53,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:43:53,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:43:53,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:43:53,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:53" (1/1) ... [2024-11-08 23:43:53,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a94612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:53, skipping insertion in model container [2024-11-08 23:43:53,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:43:53" (1/1) ... [2024-11-08 23:43:54,013 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:43:54,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:43:54,221 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:43:54,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:43:54,247 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:43:54,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54 WrapperNode [2024-11-08 23:43:54,248 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:43:54,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:43:54,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:43:54,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:43:54,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,259 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,277 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-11-08 23:43:54,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:43:54,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:43:54,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:43:54,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:43:54,289 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,290 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,290 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,300 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,301 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:43:54,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:43:54,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:43:54,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:43:54,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:43:54,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:43:54,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:43:54,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:43:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:43:54,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:43:54,575 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:43:54,577 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:43:54,758 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 23:43:54,758 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:43:54,799 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:43:54,800 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:43:54,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:43:54 BoogieIcfgContainer [2024-11-08 23:43:54,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:43:54,803 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:43:54,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:43:54,815 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:43:54,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:43:54" (1/1) ... [2024-11-08 23:43:54,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:43:54,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-08 23:43:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-08 23:43:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 23:43:54,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:54,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:43:55,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:43:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:43:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:43:55,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:43:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:43:55,070 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:43:55,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:43:55 ImpRootNode [2024-11-08 23:43:55,090 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:43:55,091 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:43:55,091 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:43:55,091 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:43:55,092 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:43:54" (3/4) ... [2024-11-08 23:43:55,093 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:43:55,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:43:55,129 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:43:55,130 INFO L158 Benchmark]: Toolchain (without parser) took 1154.73ms. Allocated memory is still 174.1MB. Free memory was 111.6MB in the beginning and 124.7MB in the end (delta: -13.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:43:55,130 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 174.1MB. Free memory was 148.7MB in the beginning and 148.7MB in the end (delta: 2.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:43:55,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.79ms. Allocated memory is still 174.1MB. Free memory was 111.4MB in the beginning and 100.0MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:43:55,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.15ms. Allocated memory is still 174.1MB. Free memory was 100.0MB in the beginning and 98.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:43:55,132 INFO L158 Benchmark]: Boogie Preprocessor took 25.77ms. Allocated memory is still 174.1MB. Free memory was 98.7MB in the beginning and 97.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:43:55,133 INFO L158 Benchmark]: RCFGBuilder took 497.72ms. Allocated memory is still 174.1MB. Free memory was 97.5MB in the beginning and 137.3MB in the end (delta: -39.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:43:55,134 INFO L158 Benchmark]: CodeCheck took 287.03ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 126.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:43:55,134 INFO L158 Benchmark]: Witness Printer took 38.04ms. Allocated memory is still 174.1MB. Free memory was 126.2MB in the beginning and 124.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:43:55,138 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: 0.2s, 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 27]: integer overflow possible integer overflow possible We found a FailurePath: [L23] int x, y, z; [L24] x = __VERIFIER_nondet_int() [L25] y = __VERIFIER_nondet_int() [L26] z = __VERIFIER_nondet_int() [L27] x + y VAL [z=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 174.1MB. Free memory was 148.7MB in the beginning and 148.7MB in the end (delta: 2.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.79ms. Allocated memory is still 174.1MB. Free memory was 111.4MB in the beginning and 100.0MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.15ms. Allocated memory is still 174.1MB. Free memory was 100.0MB in the beginning and 98.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.77ms. Allocated memory is still 174.1MB. Free memory was 98.7MB in the beginning and 97.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 497.72ms. Allocated memory is still 174.1MB. Free memory was 97.5MB in the beginning and 137.3MB in the end (delta: -39.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 287.03ms. Allocated memory is still 174.1MB. Free memory was 137.3MB in the beginning and 126.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 38.04ms. Allocated memory is still 174.1MB. Free memory was 126.2MB in the beginning and 124.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:43:55,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f22f3dce-c749-4e9e-8259-0034330e68a3/bin/ukojak-verify-ImItNfHLgk/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)