./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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 488ebe39dbc525e242a8759e3e78585f507cc878f637bfe282979e118b3049bd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:35,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:35,596 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:07:35,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:35,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:35,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:35,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:35,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:35,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:35,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:35,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:35,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:35,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:35,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:35,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:35,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:35,647 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:35,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:35,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:35,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:35,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:35,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:35,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:35,648 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:35,648 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:35,649 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:35,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:35,649 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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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 -> 488ebe39dbc525e242a8759e3e78585f507cc878f637bfe282979e118b3049bd [2024-11-13 21:07:35,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:35,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:35,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:35,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:35,992 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:35,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i Unable to find full path for "g++" [2024-11-13 21:07:37,896 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:38,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:38,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i [2024-11-13 21:07:38,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/153860fa8/3a2d1bfd90b7414784e6821e7162168d/FLAG7beae8366 [2024-11-13 21:07:38,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/153860fa8/3a2d1bfd90b7414784e6821e7162168d [2024-11-13 21:07:38,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:38,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:38,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:38,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:38,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:38,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:38" (1/1) ... [2024-11-13 21:07:38,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6ddc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:38, skipping insertion in model container [2024-11-13 21:07:38,369 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:38" (1/1) ... [2024-11-13 21:07:38,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:39,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:39,255 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:39,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:39,508 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:39,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39 WrapperNode [2024-11-13 21:07:39,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:39,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:39,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:39,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:39,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,560 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 104 [2024-11-13 21:07:39,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:39,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:39,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:39,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:39,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:39,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:39,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:39,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:39,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:39" (1/1) ... [2024-11-13 21:07:39,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:39,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:39,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:39,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:07:39,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:07:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:07:39,848 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:39,850 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:40,071 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:40,072 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:40,303 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:40,304 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:07:40,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:40 BoogieIcfgContainer [2024-11-13 21:07:40,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:40,305 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:40,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:40,315 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:40,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:40" (1/1) ... [2024-11-13 21:07:40,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:40,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:07:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:07:40,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:07:40,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:40,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:41,172 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 21:07:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:07:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:07:41,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:41,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:41,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:41,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:41,584 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:41,643 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:07:41,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:07:41 ImpRootNode [2024-11-13 21:07:41,677 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:07:41,678 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:07:41,678 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:07:41,678 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:07:41,679 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:40" (3/4) ... [2024-11-13 21:07:41,682 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:07:41,683 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:07:41,685 INFO L158 Benchmark]: Toolchain (without parser) took 3321.19ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 74.5MB in the end (delta: 14.9MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-13 21:07:41,686 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:41,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1145.94ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 81.6MB in the end (delta: 7.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 21:07:41,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.53ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 78.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:07:41,687 INFO L158 Benchmark]: Boogie Preprocessor took 33.19ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:41,690 INFO L158 Benchmark]: RCFGBuilder took 709.28ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 38.7MB in the end (delta: 38.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:07:41,691 INFO L158 Benchmark]: CodeCheck took 1372.26ms. Allocated memory is still 117.4MB. Free memory was 38.1MB in the beginning and 75.4MB in the end (delta: -37.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:41,691 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 937.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:41,693 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. 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_rand_add_64_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1145.94ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 81.6MB in the end (delta: 7.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.53ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 78.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.19ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 77.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 709.28ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 38.7MB in the end (delta: 38.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 1372.26ms. Allocated memory is still 117.4MB. Free memory was 38.1MB in the beginning and 75.4MB in the end (delta: -37.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 74.5MB in the end (delta: 937.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:07:41,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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 488ebe39dbc525e242a8759e3e78585f507cc878f637bfe282979e118b3049bd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:44,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:44,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:07:44,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:44,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:44,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:44,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:44,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:44,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:44,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:44,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:44,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:44,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:44,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:44,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:44,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:44,591 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:44,591 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:44,591 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:07:44,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:44,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:44,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:44,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:44,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:44,592 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:07:44,592 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:44,593 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:07:44,593 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_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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 -> 488ebe39dbc525e242a8759e3e78585f507cc878f637bfe282979e118b3049bd [2024-11-13 21:07:44,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:44,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:44,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:44,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:44,910 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:44,911 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i Unable to find full path for "g++" [2024-11-13 21:07:46,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:47,261 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:47,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_64_bad.i [2024-11-13 21:07:47,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/3a6c31206/fc6c94e9c958442da38bdecb1d7af305/FLAGe7cf42b75 [2024-11-13 21:07:47,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/data/3a6c31206/fc6c94e9c958442da38bdecb1d7af305 [2024-11-13 21:07:47,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:47,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:47,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:47,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:47,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:47,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@626aaf90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:47, skipping insertion in model container [2024-11-13 21:07:47,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:47" (1/1) ... [2024-11-13 21:07:47,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:48,323 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 21:07:48,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:48,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:48,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:48,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:48,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48 WrapperNode [2024-11-13 21:07:48,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:48,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:48,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:48,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:48,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,728 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 64 [2024-11-13 21:07:48,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:48,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:48,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:48,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:48,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,741 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,750 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,754 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:48,760 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:48,760 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:48,760 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:48,761 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:48" (1/1) ... [2024-11-13 21:07:48,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:48,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:48,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:48,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:07:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:48,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:07:48,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:07:49,035 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:49,037 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:49,214 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:49,214 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:49,318 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:49,318 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:07:49,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:49 BoogieIcfgContainer [2024-11-13 21:07:49,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:49,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:49,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:49,332 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:49,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:49" (1/1) ... [2024-11-13 21:07:49,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:49,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:49,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 21:07:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 21:07:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:07:49,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:49,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:49,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:49,416 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:49,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:07:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:49,672 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:07:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:49,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:07:49,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:07:49,759 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 21:07:49,761 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:07:49,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:07:49,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 21:07:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 21:07:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:49,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:49,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:07:49,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:07:49,819 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:07:49,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:07:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:50,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:50,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:50,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:07:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:07:50,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:07:50,348 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:07:50,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:07:50 ImpRootNode [2024-11-13 21:07:50,385 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:07:50,386 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:07:50,386 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:07:50,386 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:07:50,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:49" (3/4) ... [2024-11-13 21:07:50,389 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:07:50,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:07:50,394 INFO L158 Benchmark]: Toolchain (without parser) took 3061.12ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 66.7MB in the end (delta: 23.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-13 21:07:50,394 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:50,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1343.52ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.0MB in the end (delta: 11.5MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 21:07:50,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.67ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:50,396 INFO L158 Benchmark]: Boogie Preprocessor took 30.37ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:50,399 INFO L158 Benchmark]: RCFGBuilder took 558.86ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 55.2MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:07:50,399 INFO L158 Benchmark]: CodeCheck took 1064.84ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 67.3MB in the end (delta: -12.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:50,400 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 66.7MB in the end (delta: 604.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:07:50,402 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_64_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1343.52ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 79.0MB in the end (delta: 11.5MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.67ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.37ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.86ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 55.2MB in the end (delta: 19.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1064.84ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 67.3MB in the end (delta: -12.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 66.7MB in the end (delta: 604.3kB). 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 21:07:50,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb2998b3-8003-4cb6-b50d-2f43ad6085df/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