./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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 c84804019f77a69b31f73bc1877658ed1bfa861a7e9dfa4f9fbb903d3ec6a037 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:07:07,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:07:07,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:07:07,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:07:07,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:07:07,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:07:07,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:07:07,963 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:07:07,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:07:07,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:07:07,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:07:07,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:07:07,966 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:07:07,966 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:07:07,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:07:07,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:07:07,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:07,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:07:07,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:07:07,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:07:07,967 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:07:07,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:07:07,967 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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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 -> c84804019f77a69b31f73bc1877658ed1bfa861a7e9dfa4f9fbb903d3ec6a037 [2024-11-13 22:07:08,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:07:08,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:07:08,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:07:08,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:07:08,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:07:08,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i Unable to find full path for "g++" [2024-11-13 22:07:10,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:07:10,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:07:10,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i [2024-11-13 22:07:10,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/3d22b6210/2b6e4f61a1d040bf86ffdcb7e9afea49/FLAG00e1d1d7f [2024-11-13 22:07:10,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/3d22b6210/2b6e4f61a1d040bf86ffdcb7e9afea49 [2024-11-13 22:07:10,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:07:10,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:07:10,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:10,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:07:10,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:07:10,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:10" (1/1) ... [2024-11-13 22:07:10,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df62d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:10, skipping insertion in model container [2024-11-13 22:07:10,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:10" (1/1) ... [2024-11-13 22:07:10,726 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:07:11,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:11,672 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:07:11,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:11,920 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:07:11,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11 WrapperNode [2024-11-13 22:07:11,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:11,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:11,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:07:11,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:07:11,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,975 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2024-11-13 22:07:11,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:11,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:07:11,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:07:11,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:07:11,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:11,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:12,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:12,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:12,004 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:07:12,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:07:12,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:07:12,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:07:12,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:11" (1/1) ... [2024-11-13 22:07:12,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:12,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:07:12,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:07:12,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:07:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:07:12,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:07:12,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:07:12,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:07:12,201 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:07:12,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:07:12,447 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 22:07:12,447 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:07:12,663 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:07:12,664 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:07:12,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:12 BoogieIcfgContainer [2024-11-13 22:07:12,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:07:12,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:07:12,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:07:12,674 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:07:12,674 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:12" (1/1) ... [2024-11-13 22:07:12,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:07:12,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:07:12,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:07:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:07:12,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:12,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:13,439 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 22:07:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:13,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:07:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:07:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:07:13,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:13,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:13,660 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:07:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:13,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:07:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:13,950 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:07:13,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:07:13 ImpRootNode [2024-11-13 22:07:13,984 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:07:13,984 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:07:13,985 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:07:13,986 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:07:13,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:12" (3/4) ... [2024-11-13 22:07:13,989 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:07:13,990 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:07:13,991 INFO L158 Benchmark]: Toolchain (without parser) took 3347.21ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 75.6MB in the end (delta: 13.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-13 22:07:13,991 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 74.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:13,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1277.53ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 80.6MB in the end (delta: 8.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:07:13,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.42ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 77.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:07:13,995 INFO L158 Benchmark]: Boogie Preprocessor took 27.61ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:13,995 INFO L158 Benchmark]: RCFGBuilder took 659.68ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 39.3MB in the end (delta: 37.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:07:13,995 INFO L158 Benchmark]: CodeCheck took 1319.21ms. Allocated memory is still 117.4MB. Free memory was 39.3MB in the beginning and 75.6MB in the end (delta: -36.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:13,996 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 75.6MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:13,998 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: 1.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s 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 - UnprovableResult [Line: 1563]: 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 1571, overapproximation of bitwiseOr at line 1558. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_rand_add_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_rand_add_34_unionType myUnion; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1558] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] data + 1 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 0.29ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 74.9MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1277.53ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 80.6MB in the end (delta: 8.9MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.42ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 77.6MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.61ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 659.68ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 39.3MB in the end (delta: 37.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1319.21ms. Allocated memory is still 117.4MB. Free memory was 39.3MB in the beginning and 75.6MB in the end (delta: -36.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 75.6MB 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 [2024-11-13 22:07:14,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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 c84804019f77a69b31f73bc1877658ed1bfa861a7e9dfa4f9fbb903d3ec6a037 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:07:16,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:07:16,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:07:16,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:07:16,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:07:16,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:07:16,845 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:07:16,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:07:16,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:07:16,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:07:16,847 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:07:16,848 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:07:16,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:07:16,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:07:16,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:16,848 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:07:16,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:07:16,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:16,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:07:16,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:07:16,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:07:16,849 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:07:16,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:16,850 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:07:16,850 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_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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 -> c84804019f77a69b31f73bc1877658ed1bfa861a7e9dfa4f9fbb903d3ec6a037 [2024-11-13 22:07:17,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:07:17,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:07:17,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:07:17,163 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:07:17,163 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:07:17,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i Unable to find full path for "g++" [2024-11-13 22:07:19,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:07:19,598 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:07:19,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_34_bad.i [2024-11-13 22:07:19,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/4937a380d/53cca514214e41adbefad38f3fe4f652/FLAG5aa3340ff [2024-11-13 22:07:19,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/data/4937a380d/53cca514214e41adbefad38f3fe4f652 [2024-11-13 22:07:19,667 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:07:19,669 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:07:19,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:19,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:07:19,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:07:19,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:19" (1/1) ... [2024-11-13 22:07:19,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f38cbfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:19, skipping insertion in model container [2024-11-13 22:07:19,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:19" (1/1) ... [2024-11-13 22:07:19,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:07:20,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:20,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:07:20,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:20,925 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:07:20,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20 WrapperNode [2024-11-13 22:07:20,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:20,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:20,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:07:20,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:07:20,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,974 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-13 22:07:20,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:20,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:07:20,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:07:20,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:07:20,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,985 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:20,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:21,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:07:21,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:07:21,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:07:21,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:07:21,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:20" (1/1) ... [2024-11-13 22:07:21,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:21,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:07:21,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:07:21,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:07:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:07:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:07:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:07:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:07:21,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:07:21,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:07:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:07:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:07:21,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:07:21,235 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:07:21,238 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:07:21,382 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:07:21,382 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:07:21,482 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:07:21,482 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:07:21,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:21 BoogieIcfgContainer [2024-11-13 22:07:21,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:07:21,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:07:21,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:07:21,494 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:07:21,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:21" (1/1) ... [2024-11-13 22:07:21,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:07:21,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 22:07:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 22:07:21,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:07:21,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:21,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:21,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:21,561 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:21,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:07:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:21,738 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:21,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:07:21,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:21,852 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 22:07:21,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:07:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:21,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 22:07:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 22:07:21,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:07:21,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:21,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:21,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:21,896 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:21,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:07:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:22,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:07:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:22,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:07:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:07:22,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:07:22,329 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:07:22,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:07:22 ImpRootNode [2024-11-13 22:07:22,362 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:07:22,363 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:07:22,363 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:07:22,363 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:07:22,365 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:21" (3/4) ... [2024-11-13 22:07:22,367 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:07:22,368 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:07:22,369 INFO L158 Benchmark]: Toolchain (without parser) took 2700.05ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 68.5MB in the end (delta: 21.4MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-11-13 22:07:22,370 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:22,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1256.03ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 79.0MB in the end (delta: 11.0MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:07:22,371 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.98ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 75.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:22,372 INFO L158 Benchmark]: Boogie Preprocessor took 25.97ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:22,373 INFO L158 Benchmark]: RCFGBuilder took 480.42ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 56.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:07:22,373 INFO L158 Benchmark]: CodeCheck took 879.00ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 69.1MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:22,375 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 68.5MB in the end (delta: 638.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:07:22,377 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: 0.8s, 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, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 47 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 - UnprovableResult [Line: 1563]: 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 1571. 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); [L1571] 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) [L1571] 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] [L1572] CALL CWE190_Integer_Overflow__int_rand_add_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_rand_add_34_unionType myUnion; [L1557] data = 0 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1558] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] data + 1 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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1256.03ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 79.0MB in the end (delta: 11.0MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.98ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 75.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.97ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.42ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 56.5MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 879.00ms. Allocated memory is still 117.4MB. Free memory was 56.5MB in the beginning and 69.1MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 68.5MB in the end (delta: 638.4kB). 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 22:07:22,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4573d48-fbce-4abe-b006-64ea4e7d11b7/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