./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i --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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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 ca4d8713e04670e323fedc399b34cfedc7eb2f7b6fbc3f98a477f4aa5b20129c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:11:52,297 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:11:52,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:11:52,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:11:52,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:11:52,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:11:52,416 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:11:52,417 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:11:52,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:11:52,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:11:52,417 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:11:52,417 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:11:52,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:11:52,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:11:52,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:11:52,419 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:11:52,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:11:52,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:11:52,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:11:52,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:52,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:11:52,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:11:52,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:11:52,420 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:11:52,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:11:52,420 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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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 -> ca4d8713e04670e323fedc399b34cfedc7eb2f7b6fbc3f98a477f4aa5b20129c [2024-11-13 22:11:52,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:11:52,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:11:52,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:11:52,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:11:52,796 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:11:52,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i Unable to find full path for "g++" [2024-11-13 22:11:54,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:11:55,318 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:11:55,322 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i [2024-11-13 22:11:55,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/edc58f2e0/c96a9065424943c180f2232b35b99f6a/FLAG17aa0a615 [2024-11-13 22:11:55,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/edc58f2e0/c96a9065424943c180f2232b35b99f6a [2024-11-13 22:11:55,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:11:55,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:11:55,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:55,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:11:55,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:11:55,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:55" (1/1) ... [2024-11-13 22:11:55,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67bbde58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:55, skipping insertion in model container [2024-11-13 22:11:55,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:11:55" (1/1) ... [2024-11-13 22:11:55,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:11:56,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:56,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:11:56,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:11:56,803 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:11:56,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56 WrapperNode [2024-11-13 22:11:56,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:11:56,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:56,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:11:56,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:11:56,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,868 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-13 22:11:56,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:11:56,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:11:56,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:11:56,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:11:56,877 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,880 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:11:56,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:11:56,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:11:56,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:11:56,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:11:56" (1/1) ... [2024-11-13 22:11:56,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:11:56,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:11:56,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:11:56,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:11:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:11:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:11:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:11:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:11:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:11:57,128 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:11:57,130 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:57,452 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:57,453 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:57,759 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:57,759 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:11:57,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:57 BoogieIcfgContainer [2024-11-13 22:11:57,759 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:57,760 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:57,760 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:57,771 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:57,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:57" (1/1) ... [2024-11-13 22:11:57,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:11:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:11:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:11:57,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:57,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:58,240 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 22:11:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:58,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:11:58,304 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:11:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:11:58,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:58,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:11:58,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:11:58,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:11:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:11:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:11:58,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:11:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:11:58,876 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:11:58,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:11:58 ImpRootNode [2024-11-13 22:11:58,922 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:11:58,923 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:11:58,923 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:11:58,923 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:11:58,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:57" (3/4) ... [2024-11-13 22:11:58,927 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:11:58,928 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:11:58,929 INFO L158 Benchmark]: Toolchain (without parser) took 3535.06ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 66.2MB in the end (delta: 49.4MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-13 22:11:58,930 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:58,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1407.20ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 106.8MB in the end (delta: 8.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 22:11:58,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.12ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 104.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:11:58,931 INFO L158 Benchmark]: Boogie Preprocessor took 23.30ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 102.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:58,932 INFO L158 Benchmark]: RCFGBuilder took 866.55ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 65.1MB in the end (delta: 37.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:11:58,932 INFO L158 Benchmark]: CodeCheck took 1161.75ms. Allocated memory is still 142.6MB. Free memory was 65.1MB in the beginning and 67.0MB in the end (delta: -1.9MB). Peak memory consumption was 502.4kB. Max. memory is 16.1GB. [2024-11-13 22:11:58,932 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 142.6MB. Free memory was 67.0MB in the beginning and 66.2MB in the end (delta: 801.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:11:58,939 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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 - UnprovableResult [Line: 1558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566, 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_multiply_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; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] data * 2 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 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1407.20ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 106.8MB in the end (delta: 8.9MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.12ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 104.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.30ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 102.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 866.55ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 65.1MB in the end (delta: 37.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1161.75ms. Allocated memory is still 142.6MB. Free memory was 65.1MB in the beginning and 67.0MB in the end (delta: -1.9MB). Peak memory consumption was 502.4kB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 142.6MB. Free memory was 67.0MB in the beginning and 66.2MB in the end (delta: 801.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:11:58,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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 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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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 ca4d8713e04670e323fedc399b34cfedc7eb2f7b6fbc3f98a477f4aa5b20129c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:12:02,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:12:02,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:12:02,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:12:02,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:12:02,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:12:02,227 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:12:02,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:12:02,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:12:02,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:12:02,228 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:12:02,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:12:02,229 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:12:02,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:12:02,231 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:12:02,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:12:02,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:12:02,232 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:12:02,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:12:02,233 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:12:02,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:02,233 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:12:02,234 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_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/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 -> ca4d8713e04670e323fedc399b34cfedc7eb2f7b6fbc3f98a477f4aa5b20129c [2024-11-13 22:12:02,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:12:02,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:12:02,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:12:02,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:12:02,639 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:12:02,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i Unable to find full path for "g++" [2024-11-13 22:12:04,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:12:05,285 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:12:05,286 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_31_bad.i [2024-11-13 22:12:05,332 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/ad3ce0d28/04ce2750b7fa4e94a9fb42b9dd6af178/FLAG838bf793b [2024-11-13 22:12:05,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/data/ad3ce0d28/04ce2750b7fa4e94a9fb42b9dd6af178 [2024-11-13 22:12:05,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:12:05,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:12:05,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:12:05,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:12:05,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:12:05,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:12:05" (1/1) ... [2024-11-13 22:12:05,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289d1028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:05, skipping insertion in model container [2024-11-13 22:12:05,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:12:05" (1/1) ... [2024-11-13 22:12:05,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:12:06,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:12:06,553 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:12:06,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:12:06,911 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:12:06,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06 WrapperNode [2024-11-13 22:12:06,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:12:06,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:12:06,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:12:06,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:12:06,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:06,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:06,993 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-13 22:12:06,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:12:06,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:12:06,995 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:12:06,995 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:12:07,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:12:07,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:12:07,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:12:07,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:12:07,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:12:06" (1/1) ... [2024-11-13 22:12:07,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:12:07,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:12:07,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:12:07,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:12:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:12:07,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:12:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:12:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:12:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:12:07,383 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:12:07,385 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:12:07,571 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 22:12:07,571 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:12:07,696 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:12:07,696 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:12:07,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:12:07 BoogieIcfgContainer [2024-11-13 22:12:07,697 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:12:07,697 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:12:07,698 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:12:07,720 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:12:07,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:12:07" (1/1) ... [2024-11-13 22:12:07,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:12:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:12:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:12:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:12:07,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:07,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:07,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:07,798 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:07,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:12:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:08,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:08,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:12:08,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:08,132 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 22:12:08,135 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:12:08,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:12:08,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:08,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 22:12:08,202 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 22:12:08,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:12:08,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:08,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:08,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:08,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:08,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:12:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:12:08,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:12:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:12:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:12:08,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:12:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:12:08,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:12:08,567 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:12:08,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:12:08 ImpRootNode [2024-11-13 22:12:08,597 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:12:08,598 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:12:08,598 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:12:08,598 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:12:08,599 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:12:07" (3/4) ... [2024-11-13 22:12:08,602 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:12:08,603 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:12:08,604 INFO L158 Benchmark]: Toolchain (without parser) took 3239.22ms. Allocated memory is still 83.9MB. Free memory was 57.5MB in the beginning and 31.1MB in the end (delta: 26.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-13 22:12:08,605 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:08,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.59ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 50.0MB in the end (delta: 7.3MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2024-11-13 22:12:08,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.74ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:08,606 INFO L158 Benchmark]: Boogie Preprocessor took 52.59ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:08,607 INFO L158 Benchmark]: RCFGBuilder took 648.97ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 28.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:12:08,608 INFO L158 Benchmark]: CodeCheck took 899.85ms. Allocated memory is still 83.9MB. Free memory was 28.8MB in the beginning and 31.5MB in the end (delta: -2.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2024-11-13 22:12:08,608 INFO L158 Benchmark]: Witness Printer took 5.49ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 31.1MB in the end (delta: 414.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:12:08,611 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 ConjunctsInSsa, 2 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 - UnprovableResult [Line: 1558]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1566. 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_multiply_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; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] data * 2 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.59ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 50.0MB in the end (delta: 7.3MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.74ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.59ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 648.97ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 28.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 899.85ms. Allocated memory is still 83.9MB. Free memory was 28.8MB in the beginning and 31.5MB in the end (delta: -2.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. * Witness Printer took 5.49ms. Allocated memory is still 83.9MB. Free memory was 31.5MB in the beginning and 31.1MB in the end (delta: 414.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:12:08,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f3d0f80-1ee6-48a7-8a19-a074d32447dc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample