./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/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_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/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_11a0891a-7f0c-45c6-b186-7761ec101ea2/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 18e765f4bfcd002ef5b181a94ea4ae91fc907d17cbb628c99ec0e910c8380e4e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:35:41,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:35:41,970 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:35:41,974 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:35:41,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:35:42,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:35:42,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:35:42,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:35:42,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:35:42,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:35:42,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:35:42,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:35:42,025 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:35:42,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:35:42,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:35:42,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:35:42,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:35:42,029 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:35:42,030 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:35:42,030 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:35:42,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:35:42,035 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:35:42,035 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:35:42,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:35:42,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:35:42,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:35:42,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:42,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:35:42,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:35:42,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:35:42,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:35:42,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:35:42,040 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_11a0891a-7f0c-45c6-b186-7761ec101ea2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18e765f4bfcd002ef5b181a94ea4ae91fc907d17cbb628c99ec0e910c8380e4e [2024-11-08 23:35:42,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:35:42,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:35:42,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:35:42,332 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:35:42,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:35:42,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i Unable to find full path for "g++" [2024-11-08 23:35:44,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:35:44,659 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:35:44,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i [2024-11-08 23:35:44,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/f4d9912b1/cf5641c0f720471a9078323751b4144d/FLAGca716bee8 [2024-11-08 23:35:44,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/f4d9912b1/cf5641c0f720471a9078323751b4144d [2024-11-08 23:35:44,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:35:44,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:35:44,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:44,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:35:44,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:35:44,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:44" (1/1) ... [2024-11-08 23:35:44,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a81abf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:44, skipping insertion in model container [2024-11-08 23:35:44,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:44" (1/1) ... [2024-11-08 23:35:44,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:35:45,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:45,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:35:45,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:46,180 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:35:46,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46 WrapperNode [2024-11-08 23:35:46,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:46,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:46,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:35:46,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:35:46,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,223 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,246 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 23:35:46,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:46,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:35:46,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:35:46,248 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:35:46,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,268 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,269 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:35:46,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:35:46,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:35:46,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:35:46,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:46,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:35:46,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:35:46,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:35:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:35:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:35:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:35:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:35:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:35:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:35:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:35:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:35:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:35:46,535 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:35:46,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:35:46,648 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-08 23:35:46,649 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:35:46,688 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:35:46,688 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:35:46,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:46 BoogieIcfgContainer [2024-11-08 23:35:46,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:35:46,690 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:35:46,690 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:35:46,701 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:35:46,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:46" (1/1) ... [2024-11-08 23:35:46,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:35:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:35:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:35:46,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:35:46,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:46,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:35:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:47,423 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 23:35:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:35:47,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:35:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:35:47,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:47,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:35:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:47,520 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:47,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:47,653 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:35:47,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:35:47 ImpRootNode [2024-11-08 23:35:47,680 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:35:47,681 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:35:47,681 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:35:47,682 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:35:47,682 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:46" (3/4) ... [2024-11-08 23:35:47,685 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:35:47,687 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:35:47,688 INFO L158 Benchmark]: Toolchain (without parser) took 2970.92ms. Allocated memory is still 146.8MB. Free memory was 101.5MB in the beginning and 83.7MB in the end (delta: 17.8MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:47,692 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:47,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1462.72ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 88.2MB in the end (delta: 13.2MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-11-08 23:35:47,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.90ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:35:47,694 INFO L158 Benchmark]: Boogie Preprocessor took 26.18ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:47,695 INFO L158 Benchmark]: RCFGBuilder took 414.74ms. Allocated memory is still 146.8MB. Free memory was 84.0MB in the beginning and 69.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:35:47,696 INFO L158 Benchmark]: CodeCheck took 990.77ms. Allocated memory is still 146.8MB. Free memory was 69.3MB in the beginning and 84.7MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:47,699 INFO L158 Benchmark]: Witness Printer took 5.57ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 83.7MB in the end (delta: 967.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:47,704 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: 1568]: 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_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] 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 0.34ms. Allocated memory is still 121.6MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1462.72ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 88.2MB in the end (delta: 13.2MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.90ms. Allocated memory is still 146.8MB. Free memory was 88.2MB in the beginning and 85.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.18ms. Allocated memory is still 146.8MB. Free memory was 85.2MB in the beginning and 84.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.74ms. Allocated memory is still 146.8MB. Free memory was 84.0MB in the beginning and 69.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 990.77ms. Allocated memory is still 146.8MB. Free memory was 69.3MB in the beginning and 84.7MB in the end (delta: -15.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.57ms. Allocated memory is still 146.8MB. Free memory was 84.7MB in the beginning and 83.7MB in the end (delta: 967.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:35:47,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/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_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/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_11a0891a-7f0c-45c6-b186-7761ec101ea2/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 18e765f4bfcd002ef5b181a94ea4ae91fc907d17cbb628c99ec0e910c8380e4e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:35:50,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:35:50,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:35:50,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:35:50,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:35:50,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:35:50,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:35:50,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:35:50,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:35:50,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:35:50,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:35:50,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:35:50,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:35:50,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:35:50,536 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:35:50,540 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:35:50,541 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:35:50,541 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:35:50,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:35:50,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:35:50,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:35:50,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:35:50,543 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:35:50,543 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:35:50,544 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:35:50,544 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:50,544 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:35:50,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:35:50,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:50,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:35:50,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:35:50,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:35:50,548 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:35:50,548 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:50,549 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:35:50,549 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_11a0891a-7f0c-45c6-b186-7761ec101ea2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 18e765f4bfcd002ef5b181a94ea4ae91fc907d17cbb628c99ec0e910c8380e4e [2024-11-08 23:35:50,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:35:50,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:35:51,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:35:51,002 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:35:51,003 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:35:51,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i Unable to find full path for "g++" [2024-11-08 23:35:53,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:35:53,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:35:53,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_postinc_63_bad.i [2024-11-08 23:35:53,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/d23d9351c/0fb3bade8d17445eb085240af5560aca/FLAG8cef7daa0 [2024-11-08 23:35:53,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/data/d23d9351c/0fb3bade8d17445eb085240af5560aca [2024-11-08 23:35:53,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:35:53,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:35:53,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:53,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:35:53,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:35:53,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:53" (1/1) ... [2024-11-08 23:35:53,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@471ec80c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:53, skipping insertion in model container [2024-11-08 23:35:53,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:35:53" (1/1) ... [2024-11-08 23:35:53,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:35:55,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:55,115 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:35:55,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:35:55,390 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:35:55,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55 WrapperNode [2024-11-08 23:35:55,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:35:55,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:55,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:35:55,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:35:55,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,451 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 23:35:55,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:35:55,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:35:55,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:35:55,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:35:55,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:35:55,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:35:55,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:35:55,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:35:55,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:35:55" (1/1) ... [2024-11-08 23:35:55,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:35:55,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:35:55,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:35:55,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:35:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:35:55,561 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:35:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:35:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:35:55,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:35:55,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:35:55,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:35:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:35:55,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:35:55,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:35:55,737 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:35:55,938 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 23:35:55,938 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:35:56,015 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:35:56,016 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:35:56,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:56 BoogieIcfgContainer [2024-11-08 23:35:56,017 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:35:56,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:35:56,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:35:56,029 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:35:56,029 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:56" (1/1) ... [2024-11-08 23:35:56,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:35:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:35:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:35:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:35:56,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:56,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:56,109 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:56,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:35:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:56,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:56,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:35:56,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:56,412 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 23:35:56,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:35:56,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:56,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:35:56,436 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:35:56,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:35:56,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:56,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:56,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:56,441 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:56,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:35:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:56,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:56,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:35:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:35:56,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:35:56,854 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:35:56,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:35:56 ImpRootNode [2024-11-08 23:35:56,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:35:56,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:35:56,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:35:56,906 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:35:56,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:56" (3/4) ... [2024-11-08 23:35:56,910 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:35:56,911 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:35:56,914 INFO L158 Benchmark]: Toolchain (without parser) took 3009.77ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 61.2MB in the beginning and 77.0MB in the end (delta: -15.9MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,915 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 154.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1487.20ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 60.9MB in the beginning and 62.6MB in the end (delta: -1.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.66ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 59.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,918 INFO L158 Benchmark]: Boogie Preprocessor took 34.65ms. Allocated memory is still 107.0MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,920 INFO L158 Benchmark]: RCFGBuilder took 528.19ms. Allocated memory is still 107.0MB. Free memory was 57.4MB in the beginning and 70.9MB in the end (delta: -13.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,921 INFO L158 Benchmark]: CodeCheck took 887.68ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 77.7MB in the end (delta: -6.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 23:35:56,921 INFO L158 Benchmark]: Witness Printer took 5.64ms. Allocated memory is still 107.0MB. Free memory was 77.7MB in the beginning and 77.0MB in the end (delta: 663.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:56,927 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, 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, 56 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: 1568]: 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_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = 0x7fffffff [L1554] CALL CWE190_Integer_Overflow__int_max_postinc_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] 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 0.26ms. Allocated memory is still 83.9MB. Free memory was 59.9MB in the beginning and 59.7MB in the end (delta: 154.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1487.20ms. Allocated memory was 83.9MB in the beginning and 107.0MB in the end (delta: 23.1MB). Free memory was 60.9MB in the beginning and 62.6MB in the end (delta: -1.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.66ms. Allocated memory is still 107.0MB. Free memory was 62.6MB in the beginning and 59.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.65ms. Allocated memory is still 107.0MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.19ms. Allocated memory is still 107.0MB. Free memory was 57.4MB in the beginning and 70.9MB in the end (delta: -13.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 887.68ms. Allocated memory is still 107.0MB. Free memory was 70.9MB in the beginning and 77.7MB in the end (delta: -6.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.64ms. Allocated memory is still 107.0MB. Free memory was 77.7MB in the beginning and 77.0MB in the end (delta: 663.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:35:56,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11a0891a-7f0c-45c6-b186-7761ec101ea2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample