./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk --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 2513fd9044acafe62fdf54a2f39a4653e25aae56c41ef569ba1fa31a9cf795fc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:55:10,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:55:10,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:55:10,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:55:10,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:55:11,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:55:11,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:55:11,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:55:11,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:55:11,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:55:11,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:55:11,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:55:11,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:55:11,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:55:11,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:55:11,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:55:11,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:55:11,023 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:55:11,023 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:55:11,023 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:55:11,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:55:11,024 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:55:11,024 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:55:11,025 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:55:11,025 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:55:11,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:55:11,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:11,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:55:11,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:55:11,026 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:55:11,027 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:55:11,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:55:11,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2513fd9044acafe62fdf54a2f39a4653e25aae56c41ef569ba1fa31a9cf795fc [2024-11-08 22:55:11,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:55:11,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:55:11,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:55:11,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:55:11,339 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:55:11,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i Unable to find full path for "g++" [2024-11-08 22:55:13,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:13,710 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:13,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i [2024-11-08 22:55:13,739 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/429412575/1d7558eab788441b88cbe845248e3f72/FLAG47fb3aa37 [2024-11-08 22:55:13,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/429412575/1d7558eab788441b88cbe845248e3f72 [2024-11-08 22:55:13,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:13,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:13,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:13,767 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:13,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:13,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:13" (1/1) ... [2024-11-08 22:55:13,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab4d71f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:13, skipping insertion in model container [2024-11-08 22:55:13,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:13" (1/1) ... [2024-11-08 22:55:13,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:14,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:14,873 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:55:15,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:15,168 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:55:15,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15 WrapperNode [2024-11-08 22:55:15,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:15,171 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:15,171 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:55:15,171 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:55:15,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,225 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-08 22:55:15,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:15,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:55:15,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:55:15,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:55:15,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,244 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:55:15,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:55:15,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:55:15,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:55:15,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:15,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:55:15,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:55:15,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:55:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:55:15,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:55:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:55:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:55:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:55:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:55:15,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:55:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:55:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:55:15,502 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:55:15,504 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:55:15,623 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 22:55:15,623 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:55:15,659 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:55:15,660 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:55:15,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:15 BoogieIcfgContainer [2024-11-08 22:55:15,664 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:55:15,665 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:55:15,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:55:15,675 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:55:15,675 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:15" (1/1) ... [2024-11-08 22:55:15,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:55:15,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:15,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:55:15,747 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:55:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:55:15,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:15,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:55:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:55:16,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:55:16,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:16,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:55:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:55:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:55:16,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:16,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:55:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:16,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:55:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:16,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:55:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:16,564 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:55:16,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:55:16 ImpRootNode [2024-11-08 22:55:16,591 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:55:16,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:55:16,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:55:16,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:55:16,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:15" (3/4) ... [2024-11-08 22:55:16,596 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:55:16,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:55:16,598 INFO L158 Benchmark]: Toolchain (without parser) took 2833.64ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 109.3MB in the end (delta: 21.1MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,598 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:16,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1403.25ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 79.7MB in the end (delta: 50.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.77ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 77.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,600 INFO L158 Benchmark]: Boogie Preprocessor took 32.64ms. Allocated memory is still 167.8MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,601 INFO L158 Benchmark]: RCFGBuilder took 404.82ms. Allocated memory is still 167.8MB. Free memory was 75.5MB in the beginning and 60.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,601 INFO L158 Benchmark]: CodeCheck took 926.35ms. Allocated memory is still 167.8MB. Free memory was 60.8MB in the beginning and 110.4MB in the end (delta: -49.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:16,602 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 167.8MB. Free memory was 110.4MB in the beginning and 109.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:16,605 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: 0.9s, 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 1569]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_max_postinc_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1403.25ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 79.7MB in the end (delta: 50.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.77ms. Allocated memory is still 167.8MB. Free memory was 79.7MB in the beginning and 77.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.64ms. Allocated memory is still 167.8MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.82ms. Allocated memory is still 167.8MB. Free memory was 75.5MB in the beginning and 60.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 926.35ms. Allocated memory is still 167.8MB. Free memory was 60.8MB in the beginning and 110.4MB in the end (delta: -49.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 167.8MB. Free memory was 110.4MB in the beginning and 109.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:55:16,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk --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 2513fd9044acafe62fdf54a2f39a4653e25aae56c41ef569ba1fa31a9cf795fc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:55:18,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:55:19,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:55:19,087 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:55:19,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:55:19,092 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:55:19,093 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:55:19,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:55:19,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:55:19,094 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:55:19,095 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:55:19,095 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:55:19,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:55:19,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:55:19,101 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:55:19,101 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:55:19,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:55:19,102 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:55:19,102 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:55:19,102 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:55:19,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:55:19,105 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:55:19,105 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:55:19,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:55:19,106 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:55:19,106 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:19,106 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:55:19,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:55:19,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:19,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:55:19,108 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:55:19,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:55:19,108 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:55:19,108 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:19,109 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:55:19,109 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2513fd9044acafe62fdf54a2f39a4653e25aae56c41ef569ba1fa31a9cf795fc [2024-11-08 22:55:19,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:55:19,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:55:19,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:55:19,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:55:19,533 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:55:19,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i Unable to find full path for "g++" [2024-11-08 22:55:21,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:55:22,134 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:55:22,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_64_bad.i [2024-11-08 22:55:22,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/a827fb2fa/b1d81fea1d044ef9bf3df879b4d97a79/FLAG3202b5143 [2024-11-08 22:55:22,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/data/a827fb2fa/b1d81fea1d044ef9bf3df879b4d97a79 [2024-11-08 22:55:22,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:55:22,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:55:22,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:22,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:55:22,286 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:55:22,287 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:22" (1/1) ... [2024-11-08 22:55:22,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619808cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:22, skipping insertion in model container [2024-11-08 22:55:22,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:55:22" (1/1) ... [2024-11-08 22:55:22,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:55:23,571 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:55:23,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:23,593 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:55:23,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:55:23,882 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:55:23,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23 WrapperNode [2024-11-08 22:55:23,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:55:23,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:23,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:55:23,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:55:23,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,940 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-08 22:55:23,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:55:23,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:55:23,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:55:23,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:55:23,953 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,970 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:55:23,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:55:23,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:55:23,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:55:23,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:55:23" (1/1) ... [2024-11-08 22:55:23,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:55:23,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:55:24,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:55:24,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:55:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:55:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:55:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:55:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:55:24,265 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:55:24,268 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:55:24,469 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:55:24,469 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:55:24,519 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:55:24,519 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:55:24,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:24 BoogieIcfgContainer [2024-11-08 22:55:24,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:55:24,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:55:24,521 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:55:24,531 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:55:24,532 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:24" (1/1) ... [2024-11-08 22:55:24,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:55:24,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:55:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:55:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:55:24,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:24,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:24,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:55:24,638 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:55:24,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:55:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:55:24,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:55:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:55:24,904 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:55:24,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:55:24,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:55:24,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:55:24,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:55:24,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 22:55:24,963 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 22:55:24,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:55:24,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:55:24,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:55:24,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:55:24,967 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:55:24,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:55:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:25,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:55:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:25,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:55:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:55:25,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:55:25,423 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:55:25,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:55:25 ImpRootNode [2024-11-08 22:55:25,458 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:55:25,458 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:55:25,459 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:55:25,459 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:55:25,459 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:55:24" (3/4) ... [2024-11-08 22:55:25,462 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:55:25,463 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:55:25,465 INFO L158 Benchmark]: Toolchain (without parser) took 3185.71ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 52.5MB in the beginning and 46.7MB in the end (delta: 5.8MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-08 22:55:25,465 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:25,466 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1602.77ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 52.1MB in the beginning and 67.6MB in the end (delta: -15.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-08 22:55:25,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.23ms. Allocated memory is still 98.6MB. Free memory was 67.6MB in the beginning and 64.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:55:25,469 INFO L158 Benchmark]: Boogie Preprocessor took 33.53ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:55:25,470 INFO L158 Benchmark]: RCFGBuilder took 544.30ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 45.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:55:25,471 INFO L158 Benchmark]: CodeCheck took 937.42ms. Allocated memory is still 98.6MB. Free memory was 45.6MB in the beginning and 47.2MB in the end (delta: -1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:25,472 INFO L158 Benchmark]: Witness Printer took 5.28ms. Allocated memory is still 98.6MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:55:25,476 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: 0.9s, 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 2 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, 58 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: 1569]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_max_postinc_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 54.5MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1602.77ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 52.1MB in the beginning and 67.6MB in the end (delta: -15.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.23ms. Allocated memory is still 98.6MB. Free memory was 67.6MB in the beginning and 64.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.53ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 62.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.30ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 45.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 937.42ms. Allocated memory is still 98.6MB. Free memory was 45.6MB in the beginning and 47.2MB in the end (delta: -1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.28ms. Allocated memory is still 98.6MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:55:25,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47a682ec-ac0e-4053-b36c-f25a91469dce/bin/ukojak-verify-ImItNfHLgk/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