./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b --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 18342f8fa579fa514a3818f1fb20a09b47fbc8bea4390c1bef5684a54dc9a78c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:41:51,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:41:51,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 00:41:51,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:41:51,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:41:51,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:41:51,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:41:51,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:41:51,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:41:51,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:41:51,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:41:51,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:41:51,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:41:51,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:41:51,461 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:51,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:41:51,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:41:51,461 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_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b 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 -> 18342f8fa579fa514a3818f1fb20a09b47fbc8bea4390c1bef5684a54dc9a78c [2024-12-06 00:41:51,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:41:51,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:41:51,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:41:51,667 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:41:51,667 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:41:51,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i [2024-12-06 00:41:54,264 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/6330828bf/e91201e664df4833853cea4063bd82a4/FLAG591ccc6e2 [2024-12-06 00:41:54,569 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:41:54,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i [2024-12-06 00:41:54,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/6330828bf/e91201e664df4833853cea4063bd82a4/FLAG591ccc6e2 [2024-12-06 00:41:54,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/6330828bf/e91201e664df4833853cea4063bd82a4 [2024-12-06 00:41:54,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:41:54,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:41:54,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:54,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:41:54,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:41:54,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:54" (1/1) ... [2024-12-06 00:41:54,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed5a5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:54, skipping insertion in model container [2024-12-06 00:41:54,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:54" (1/1) ... [2024-12-06 00:41:54,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:41:55,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:55,560 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:41:55,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:55,735 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:41:55,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55 WrapperNode [2024-12-06 00:41:55,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:55,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:55,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:41:55,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:41:55,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,775 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2024-12-06 00:41:55,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:55,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:41:55,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:41:55,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:41:55,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,788 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:41:55,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:41:55,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:41:55,794 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:41:55,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:55" (1/1) ... [2024-12-06 00:41:55,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:55,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:41:55,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:41:55,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:41:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 00:41:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 00:41:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:41:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:41:55,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:41:55,948 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:41:55,950 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:41:56,115 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-12-06 00:41:56,116 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:41:56,277 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:41:56,277 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:41:56,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:56 BoogieIcfgContainer [2024-12-06 00:41:56,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:41:56,278 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:41:56,278 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:41:56,288 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:41:56,288 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:56" (1/1) ... [2024-12-06 00:41:56,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:41:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-06 00:41:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-06 00:41:56,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:41:56,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:56,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:41:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:56,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:41:56,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-12-06 00:41:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-06 00:41:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:41:56,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:56,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:41:56,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:56,837 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:41:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:56,931 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:41:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:56,965 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 00:41:56,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:41:56 ImpRootNode [2024-12-06 00:41:56,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:41:56,988 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:41:56,989 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:41:56,989 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:41:56,989 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:56" (3/4) ... [2024-12-06 00:41:56,991 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:41:56,992 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:41:56,993 INFO L158 Benchmark]: Toolchain (without parser) took 2159.57ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 33.0MB in the end (delta: 56.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2024-12-06 00:41:56,993 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:56,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.60ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 79.7MB in the end (delta: 9.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-12-06 00:41:56,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.02ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:56,994 INFO L158 Benchmark]: Boogie Preprocessor took 17.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:56,995 INFO L158 Benchmark]: RCFGBuilder took 483.46ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 39.3MB in the end (delta: 36.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 00:41:56,995 INFO L158 Benchmark]: CodeCheck took 709.69ms. Allocated memory is still 117.4MB. Free memory was 39.0MB in the beginning and 33.0MB in the end (delta: 6.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-12-06 00:41:56,995 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 117.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:56,997 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1557]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1552. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; [L1557] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.60ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 79.7MB in the end (delta: 9.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.02ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 76.8MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 483.46ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 39.3MB in the end (delta: 36.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 709.69ms. Allocated memory is still 117.4MB. Free memory was 39.0MB in the beginning and 33.0MB in the end (delta: 6.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 117.4MB. Free memory was 33.0MB in the beginning and 33.0MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:41:57,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b --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 18342f8fa579fa514a3818f1fb20a09b47fbc8bea4390c1bef5684a54dc9a78c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:41:59,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:41:59,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 00:41:59,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:41:59,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:41:59,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:41:59,164 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:41:59,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:41:59,164 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:41:59,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:41:59,165 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:41:59,166 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:59,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:41:59,166 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:41:59,167 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:41:59,167 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:41:59,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:59,167 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:41:59,167 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_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b 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 -> 18342f8fa579fa514a3818f1fb20a09b47fbc8bea4390c1bef5684a54dc9a78c [2024-12-06 00:41:59,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:41:59,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:41:59,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:41:59,424 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:41:59,425 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:41:59,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i [2024-12-06 00:42:02,098 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/e0d4496bc/653370662d7f4369ab07bc96cf522075/FLAGc26f6e156 [2024-12-06 00:42:02,373 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:42:02,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_31_bad.i [2024-12-06 00:42:02,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/e0d4496bc/653370662d7f4369ab07bc96cf522075/FLAGc26f6e156 [2024-12-06 00:42:02,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/data/e0d4496bc/653370662d7f4369ab07bc96cf522075 [2024-12-06 00:42:02,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:42:02,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:42:02,411 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:42:02,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:42:02,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:42:02,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:42:02" (1/1) ... [2024-12-06 00:42:02,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@626fff2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:02, skipping insertion in model container [2024-12-06 00:42:02,416 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:42:02" (1/1) ... [2024-12-06 00:42:02,450 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:42:03,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:42:03,211 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:42:03,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:42:03,424 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:42:03,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03 WrapperNode [2024-12-06 00:42:03,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:42:03,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:42:03,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:42:03,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:42:03,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,472 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-12-06 00:42:03,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:42:03,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:42:03,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:42:03,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:42:03,481 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,493 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:42:03,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:42:03,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:42:03,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:42:03,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:42:03,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:42:03,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:42:03,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:42:03,564 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 00:42:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 00:42:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:42:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:42:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:42:03,685 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:42:03,686 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:42:03,796 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-12-06 00:42:03,796 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:42:03,850 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:42:03,850 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:42:03,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:42:03 BoogieIcfgContainer [2024-12-06 00:42:03,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:42:03,851 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:42:03,851 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:42:03,861 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:42:03,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:42:03" (1/1) ... [2024-12-06 00:42:03,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:42:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-06 00:42:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-06 00:42:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:42:03,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:03,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:03,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:03,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:03,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:42:04,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:04,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:04,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:42:04,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:04,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:42:04,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:42:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:04,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-12-06 00:42:04,113 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-06 00:42:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:42:04,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:04,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:04,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:04,116 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:04,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:42:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:42:04,263 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:42:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:42:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:42:04,367 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:42:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:42:04,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:42:04,397 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-06 00:42:04,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:42:04 ImpRootNode [2024-12-06 00:42:04,418 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:42:04,418 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:42:04,418 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:42:04,418 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:42:04,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:42:03" (3/4) ... [2024-12-06 00:42:04,419 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 00:42:04,453 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 5. [2024-12-06 00:42:04,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:42:04,491 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:42:04,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:42:04,492 INFO L158 Benchmark]: Toolchain (without parser) took 2082.88ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 66.4MB in the beginning and 104.1MB in the end (delta: -37.7MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-12-06 00:42:04,492 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:04,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1014.18ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 61.1MB in the end (delta: 5.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-12-06 00:42:04,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.59ms. Allocated memory is still 92.3MB. Free memory was 61.1MB in the beginning and 58.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:04,493 INFO L158 Benchmark]: Boogie Preprocessor took 28.21ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:04,494 INFO L158 Benchmark]: RCFGBuilder took 348.05ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 39.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:42:04,494 INFO L158 Benchmark]: CodeCheck took 566.56ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 39.6MB in the beginning and 108.8MB in the end (delta: -69.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:04,494 INFO L158 Benchmark]: Witness Printer took 73.38ms. Allocated memory is still 151.0MB. Free memory was 108.8MB in the beginning and 104.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:42:04,496 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 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 28 ConjunctsInSsa, 1 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1557]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1566] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_postinc_31_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] int dataCopy = data; [L1555] int data = dataCopy; [L1557] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1014.18ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 61.1MB in the end (delta: 5.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.59ms. Allocated memory is still 92.3MB. Free memory was 61.1MB in the beginning and 58.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.21ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.05ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 39.6MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 566.56ms. Allocated memory was 92.3MB in the beginning and 151.0MB in the end (delta: 58.7MB). Free memory was 39.6MB in the beginning and 108.8MB in the end (delta: -69.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 73.38ms. Allocated memory is still 151.0MB. Free memory was 108.8MB in the beginning and 104.1MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 00:42:04,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43a2a1e1-a6fb-4444-b74d-34fed5900838/bin/ukojak-verify-CZk0znPC7b/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)