./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:50:09,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:50:09,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:50:09,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:50:09,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:50:09,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:50:09,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:50:09,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:50:09,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:50:09,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:50:09,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:50:09,500 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:50:09,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:50:09,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:50:09,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:09,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:50:09,502 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:50:09,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:50:09,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 [2024-11-13 20:50:09,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:50:09,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:50:09,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:50:09,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:50:09,848 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:50:09,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i Unable to find full path for "g++" [2024-11-13 20:50:11,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:50:12,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:50:12,397 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2024-11-13 20:50:12,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/7edc2acd1/12b8939f433446acb49735cfa28f228e/FLAG040956217 [2024-11-13 20:50:12,461 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/7edc2acd1/12b8939f433446acb49735cfa28f228e [2024-11-13 20:50:12,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:50:12,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:50:12,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:12,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:50:12,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:50:12,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:12" (1/1) ... [2024-11-13 20:50:12,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bdc6380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:12, skipping insertion in model container [2024-11-13 20:50:12,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:12" (1/1) ... [2024-11-13 20:50:12,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:50:13,598 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:13,612 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:50:13,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:13,860 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:50:13,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13 WrapperNode [2024-11-13 20:50:13,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:13,862 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:13,862 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:50:13,862 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:50:13,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,917 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2024-11-13 20:50:13,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:13,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:50:13,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:50:13,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:50:13,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:50:13,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:50:13,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:50:13,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:50:13,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:13,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:50:13,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:50:13,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:50:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:50:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:50:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:50:14,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:50:14,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:50:14,213 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:50:14,215 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:50:14,531 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-11-13 20:50:14,531 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:50:14,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:50:14,828 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:50:14,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:14 BoogieIcfgContainer [2024-11-13 20:50:14,828 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:50:14,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:50:14,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:50:14,842 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:50:14,842 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:50:14,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 20:50:14,920 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 20:50:14,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:50:14,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:14,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 20:50:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 20:50:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:50:15,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:15,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:15,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:15,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 20 transitions. [2024-11-13 20:50:15,871 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-13 20:50:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:50:15,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:15,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:16,019 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:16,265 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:16,354 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 20:50:16,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:50:16 ImpRootNode [2024-11-13 20:50:16,392 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:50:16,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:50:16,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:50:16,394 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:50:16,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:14" (3/4) ... [2024-11-13 20:50:16,398 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:50:16,399 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:50:16,403 INFO L158 Benchmark]: Toolchain (without parser) took 3934.85ms. Allocated memory is still 142.6MB. Free memory was 113.8MB in the beginning and 61.5MB in the end (delta: 52.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-13 20:50:16,403 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:16,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.15ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 55.1MB in the end (delta: 58.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 20:50:16,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.58ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 52.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:16,405 INFO L158 Benchmark]: Boogie Preprocessor took 27.30ms. Allocated memory is still 142.6MB. Free memory was 52.2MB in the beginning and 50.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:16,406 INFO L158 Benchmark]: RCFGBuilder took 878.98ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 82.5MB in the end (delta: -31.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-13 20:50:16,409 INFO L158 Benchmark]: CodeCheck took 1563.24ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 61.5MB in the end (delta: 20.2MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-13 20:50:16,409 INFO L158 Benchmark]: Witness Printer took 6.60ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:16,415 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 25 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 29 mSDtfsCounter, 25 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 1565]: 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 1578, overapproximation of bitwiseOr at line 1555. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_rand_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1554] case 6: [L1554] case 6: [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] case 7: [L1565] 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 0.52ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.15ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 55.1MB in the end (delta: 58.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.58ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 52.2MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.30ms. Allocated memory is still 142.6MB. Free memory was 52.2MB in the beginning and 50.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 878.98ms. Allocated memory is still 142.6MB. Free memory was 50.7MB in the beginning and 82.5MB in the end (delta: -31.7MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * CodeCheck took 1563.24ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 61.5MB in the end (delta: 20.2MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Witness Printer took 6.60ms. Allocated memory is still 142.6MB. Free memory was 61.5MB in the beginning and 61.5MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:50:16,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:50:19,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:50:19,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:50:19,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:50:19,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:50:19,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:50:19,594 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:50:19,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:50:19,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:50:19,595 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:50:19,596 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:50:19,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:50:19,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:50:19,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:50:19,604 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:50:19,604 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:50:19,604 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:50:19,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:19,604 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:50:19,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:50:19,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:19,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:50:19,605 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef47e5844205faf23f36dbcac24cb8a2f5f7192151b5fd296819ddd5fd7c3744 [2024-11-13 20:50:19,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:50:19,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:50:19,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:50:19,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:50:19,998 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:50:19,999 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i Unable to find full path for "g++" [2024-11-13 20:50:22,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:50:22,527 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:50:22,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_15_bad.i [2024-11-13 20:50:22,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/1ccc6a791/60d4d6c5a2c74740a50d9407c91788f1/FLAG3c04b36b9 [2024-11-13 20:50:22,643 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/data/1ccc6a791/60d4d6c5a2c74740a50d9407c91788f1 [2024-11-13 20:50:22,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:50:22,648 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:50:22,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:22,650 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:50:22,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:50:22,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:22" (1/1) ... [2024-11-13 20:50:22,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@346382e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:22, skipping insertion in model container [2024-11-13 20:50:22,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:22" (1/1) ... [2024-11-13 20:50:22,734 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:50:23,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:23,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:50:23,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:24,077 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:50:24,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24 WrapperNode [2024-11-13 20:50:24,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:24,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:24,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:50:24,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:50:24,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,134 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-13 20:50:24,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:24,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:50:24,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:50:24,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:50:24,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,147 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,147 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:50:24,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:50:24,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:50:24,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:50:24,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:24,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:50:24,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:50:24,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:50:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:50:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:50:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:50:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:50:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:50:24,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:50:24,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:50:24,708 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-13 20:50:24,709 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:50:24,826 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:50:24,827 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:50:24,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:24 BoogieIcfgContainer [2024-11-13 20:50:24,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:50:24,828 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:50:24,832 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:50:24,844 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:50:24,844 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:24" (1/1) ... [2024-11-13 20:50:24,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:50:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 20:50:24,913 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 20:50:24,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:50:24,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:24,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:24,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:24,923 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:24,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:50:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:25,184 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:25,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 20:50:25,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:25,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:25,275 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:50:25,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:50:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:25,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-13 20:50:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-13 20:50:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:50:25,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:25,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:25,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:25,323 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:25,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:50:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:25,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:25,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:25,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:50:25,758 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:50:25,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:50:25 ImpRootNode [2024-11-13 20:50:25,788 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:50:25,789 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:50:25,789 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:50:25,789 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:50:25,790 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:24" (3/4) ... [2024-11-13 20:50:25,793 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:50:25,794 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:50:25,795 INFO L158 Benchmark]: Toolchain (without parser) took 3147.32ms. Allocated memory is still 117.4MB. Free memory was 88.8MB in the beginning and 69.4MB in the end (delta: 19.4MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-13 20:50:25,796 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:25,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1428.80ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 66.8MB in the end (delta: 21.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:25,796 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.63ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:25,797 INFO L158 Benchmark]: Boogie Preprocessor took 30.18ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 62.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:25,797 INFO L158 Benchmark]: RCFGBuilder took 661.28ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 43.7MB in the end (delta: 18.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:50:25,798 INFO L158 Benchmark]: CodeCheck took 960.21ms. Allocated memory is still 117.4MB. Free memory was 43.7MB in the beginning and 70.1MB in the end (delta: -26.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:25,798 INFO L158 Benchmark]: Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 69.4MB in the end (delta: 699.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:25,804 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, 20 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, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 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: 1565]: 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 1578. 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); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_rand_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1554] case 6: [L1555] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1555] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] case 7: [L1565] 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 0.49ms. Allocated memory is still 117.4MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1428.80ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 66.8MB in the end (delta: 21.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.63ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 64.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.18ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 62.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 661.28ms. Allocated memory is still 117.4MB. Free memory was 62.2MB in the beginning and 43.7MB in the end (delta: 18.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 960.21ms. Allocated memory is still 117.4MB. Free memory was 43.7MB in the beginning and 70.1MB in the end (delta: -26.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 69.4MB in the end (delta: 699.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:50:25,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fa2a5a-e52c-4325-a2b6-dba44d35d10a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample