./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-WST2014-Ex6.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_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/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_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-WST2014-Ex6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/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_c1eb28f6-7c60-4999-9944-130e460d8f40/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 f60779531d4ef4e8b10b9b9577dc8311e00cfe5c74bee43d157f8b3f754e1462 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:04:27,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:04:27,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:04:27,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:04:27,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:04:27,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:04:27,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:04:27,281 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:04:27,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:04:27,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:04:27,283 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:04:27,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:04:27,283 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:04:27,283 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:04:27,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:04:27,285 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:04:27,285 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:04:27,285 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:04:27,285 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:04:27,285 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:04:27,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:04:27,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:27,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:04:27,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:04:27,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:04:27,286 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:04:27,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:04:27,287 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_c1eb28f6-7c60-4999-9944-130e460d8f40/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 -> f60779531d4ef4e8b10b9b9577dc8311e00cfe5c74bee43d157f8b3f754e1462 [2024-11-13 22:04:27,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:04:27,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:04:27,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:04:27,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:04:27,657 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:04:27,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-WST2014-Ex6.c Unable to find full path for "g++" [2024-11-13 22:04:29,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:04:29,919 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:04:29,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-WST2014-Ex6.c [2024-11-13 22:04:29,930 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/data/b1d1486af/ab53924ea3e2485aa5b39f0bbb89f683/FLAG5c1adfd40 [2024-11-13 22:04:30,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/data/b1d1486af/ab53924ea3e2485aa5b39f0bbb89f683 [2024-11-13 22:04:30,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:04:30,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:04:30,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:30,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:04:30,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:04:30,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb8d3fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30, skipping insertion in model container [2024-11-13 22:04:30,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:04:30,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:30,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:04:30,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:30,453 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:04:30,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30 WrapperNode [2024-11-13 22:04:30,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:30,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:30,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:04:30,455 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:04:30,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,484 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-13 22:04:30,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:30,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:04:30,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:04:30,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:04:30,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:04:30,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:04:30,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:04:30,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:04:30,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:30,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:04:30,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:04:30,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:04:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:04:30,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:04:30,659 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:04:30,661 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:04:30,764 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 22:04:30,764 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:04:30,805 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:04:30,807 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:04:30,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:30 BoogieIcfgContainer [2024-11-13 22:04:30,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:04:30,810 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:04:30,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:04:30,822 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:04:30,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:30" (1/1) ... [2024-11-13 22:04:30,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:04:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:04:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:04:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:04:30,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:30,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:31,055 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 22:04:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-11-13 22:04:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-11-13 22:04:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:04:31,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:31,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:31,129 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:31,139 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:04:31,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:31 ImpRootNode [2024-11-13 22:04:31,160 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:31,161 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:31,162 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:31,162 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:31,163 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:30" (3/4) ... [2024-11-13 22:04:31,164 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:04:31,196 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:04:31,197 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:31,199 INFO L158 Benchmark]: Toolchain (without parser) took 976.35ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 56.3MB in the end (delta: 35.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:04:31,199 INFO L158 Benchmark]: CDTParser took 1.38ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:31,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.55ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:31,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.48ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 889.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:31,201 INFO L158 Benchmark]: Boogie Preprocessor took 23.30ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.2MB in the end (delta: 465.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:31,201 INFO L158 Benchmark]: RCFGBuilder took 299.48ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 71.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:31,201 INFO L158 Benchmark]: CodeCheck took 350.62ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 58.0MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:31,202 INFO L158 Benchmark]: Witness Printer took 36.13ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 56.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:31,204 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 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, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 2 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 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 >= 1 && b >= 1 VAL [a=1073741824, b=1] [L18] 2*a VAL [b=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 85.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.55ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.48ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.7MB in the end (delta: 889.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.30ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.2MB in the end (delta: 465.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 299.48ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 71.0MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 350.62ms. Allocated memory is still 117.4MB. Free memory was 70.6MB in the beginning and 58.0MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 36.13ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 56.3MB 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 22:04:31,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1eb28f6-7c60-4999-9944-130e460d8f40/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)