./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Pure2Phase-2.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_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/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_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Pure2Phase-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/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_01833167-0052-4b78-b684-4a7265d19589/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 7116348637d73c805221918ccbc53fd6945d0142c70740c3d9fbedf1532fde74 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:33,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:33,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:29:33,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:33,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:33,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:33,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:33,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:33,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:33,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:33,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:33,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:33,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:33,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:33,267 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:33,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:33,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:33,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:33,268 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_01833167-0052-4b78-b684-4a7265d19589/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 -> 7116348637d73c805221918ccbc53fd6945d0142c70740c3d9fbedf1532fde74 [2024-11-13 21:29:33,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:33,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:33,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:33,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:33,592 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:33,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted/Pure2Phase-2.c Unable to find full path for "g++" [2024-11-13 21:29:35,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:35,639 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:35,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/sv-benchmarks/c/termination-crafted/Pure2Phase-2.c [2024-11-13 21:29:35,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/data/37a62c41e/1397eaf84c5e483984091a7d80855783/FLAGc765721bd [2024-11-13 21:29:35,701 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/data/37a62c41e/1397eaf84c5e483984091a7d80855783 [2024-11-13 21:29:35,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:35,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:35,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:35,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:35,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:35,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:35,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e63c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35, skipping insertion in model container [2024-11-13 21:29:35,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:35,764 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:35,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:35,935 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:35,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:35,963 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:35,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35 WrapperNode [2024-11-13 21:29:35,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:35,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:35,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:35,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:35,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:35,976 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:35,992 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-13 21:29:35,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:35,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:35,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:35,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:36,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,014 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:36,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:36,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:36,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:36,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:35" (1/1) ... [2024-11-13 21:29:36,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:36,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:36,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:36,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:36,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:36,166 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:36,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:36,267 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:36,267 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:36,303 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:36,303 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:29:36,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:36 BoogieIcfgContainer [2024-11-13 21:29:36,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:36,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:36,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:36,313 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:36,313 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:36" (1/1) ... [2024-11-13 21:29:36,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:36,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 21:29:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 21:29:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:29:36,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:36,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:36,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:36,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:36,522 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:29:36,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:36 ImpRootNode [2024-11-13 21:29:36,548 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:36,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:36,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:36,550 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:36,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:36" (3/4) ... [2024-11-13 21:29:36,551 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:29:36,587 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:29:36,587 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:36,588 INFO L158 Benchmark]: Toolchain (without parser) took 867.88ms. Allocated memory was 494.9MB in the beginning and 142.6MB in the end (delta: -352.3MB). Free memory was 119.4MB in the beginning and 87.2MB in the end (delta: 32.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:29:36,589 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:36,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.66ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 109.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:36,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.91ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:36,590 INFO L158 Benchmark]: Boogie Preprocessor took 20.59ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.9MB in the end (delta: 709.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:36,590 INFO L158 Benchmark]: RCFGBuilder took 288.90ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 98.0MB in the end (delta: 9.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:36,590 INFO L158 Benchmark]: CodeCheck took 243.61ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 88.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:36,593 INFO L158 Benchmark]: Witness Printer took 38.82ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:36,596 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, 12 locations, 4 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, 3 NumberOfCodeBlocks, 3 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: 20]: integer overflow possible integer overflow possible We found a FailurePath: [L16] int y, z; [L17] y = __VERIFIER_nondet_int() [L18] z = __VERIFIER_nondet_int() [L19] COND TRUE z >= 0 VAL [y=-2147483648, z=0] [L20] y - 1 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 167.8MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.66ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 109.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.91ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.59ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.9MB in the end (delta: 709.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 288.90ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 98.0MB in the end (delta: 9.8MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 243.61ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 88.8MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 38.82ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 87.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:29:36,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01833167-0052-4b78-b684-4a7265d19589/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)