./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/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_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/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_ac94911f-0e98-48ec-b391-a49059f95793/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_ac94911f-0e98-48ec-b391-a49059f95793/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 a5b85953a66eab1226d3d603377a1d8dc97a5642c3836ceffbc35c9a4b84779a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:12:09,630 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:12:09,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:12:09,726 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:12:09,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:12:09,763 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:12:09,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:12:09,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:12:09,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:12:09,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:12:09,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:12:09,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:12:09,766 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:12:09,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:12:09,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:12:09,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:12:09,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:12:09,767 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:12:09,768 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:12:09,769 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:12:09,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:12:09,769 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:12:09,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:12:09,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:12:09,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:12:09,770 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:12:09,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:12:09,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:12:09,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:12:09,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:12:09,770 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:12:09,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:12:09,770 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_ac94911f-0e98-48ec-b391-a49059f95793/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 -> a5b85953a66eab1226d3d603377a1d8dc97a5642c3836ceffbc35c9a4b84779a [2024-11-13 21:12:10,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:12:10,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:12:10,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:12:10,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:12:10,101 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:12:10,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c Unable to find full path for "g++" [2024-11-13 21:12:12,118 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:12:12,381 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:12:12,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/sv-benchmarks/c/termination-crafted-lit/ChenFlurMukhopadhyay-SAS2012-Ex3.04.c [2024-11-13 21:12:12,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/data/cec8e5300/a890cc800aec4ff3b272cc4df8e98cb0/FLAG8c3ff76d2 [2024-11-13 21:12:12,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/data/cec8e5300/a890cc800aec4ff3b272cc4df8e98cb0 [2024-11-13 21:12:12,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:12:12,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:12:12,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:12:12,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:12:12,427 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:12:12,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63e57c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12, skipping insertion in model container [2024-11-13 21:12:12,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:12:12,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:12:12,621 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:12:12,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:12:12,651 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:12:12,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12 WrapperNode [2024-11-13 21:12:12,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:12:12,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:12:12,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:12:12,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:12:12,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,664 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,682 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2024-11-13 21:12:12,683 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:12:12,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:12:12,684 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:12:12,684 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:12:12,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,700 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:12:12,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:12:12,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:12:12,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:12:12,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:12:12" (1/1) ... [2024-11-13 21:12:12,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:12:12,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:12:12,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:12:12,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:12:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:12:12,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:12:12,853 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:12:12,855 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:12:13,015 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-13 21:12:13,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:12:13,049 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:12:13,049 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:12:13,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:13 BoogieIcfgContainer [2024-11-13 21:12:13,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:12:13,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:12:13,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:12:13,069 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:12:13,069 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:13" (1/1) ... [2024-11-13 21:12:13,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:12:13,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:13,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 21:12:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 21:12:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:12:13,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:13,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:13,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:12:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:13,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:12:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:12:13,300 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:12:13,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:12:13 ImpRootNode [2024-11-13 21:12:13,328 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:12:13,329 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:12:13,329 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:12:13,329 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:12:13,330 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:12:13" (3/4) ... [2024-11-13 21:12:13,331 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:12:13,371 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:12:13,371 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:12:13,372 INFO L158 Benchmark]: Toolchain (without parser) took 955.39ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 85.1MB in the end (delta: 32.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:12:13,372 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:13,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 232.71ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 108.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:12:13,373 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.70ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:13,374 INFO L158 Benchmark]: Boogie Preprocessor took 19.73ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.2MB in the end (delta: 764.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:13,375 INFO L158 Benchmark]: RCFGBuilder took 349.99ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 96.2MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:12:13,377 INFO L158 Benchmark]: CodeCheck took 273.48ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 86.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:12:13,377 INFO L158 Benchmark]: Witness Printer took 41.90ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 85.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:12:13,382 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 0.39ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 232.71ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 108.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.70ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 107.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.73ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.2MB in the end (delta: 764.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 349.99ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 96.2MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 273.48ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 86.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 41.90ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 85.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:12:13,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac94911f-0e98-48ec-b391-a49059f95793/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)