./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b --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 7d3d0cf5ef446ff2226df6d19434965330071a2ad7dc7a6b55bbb9d582f08b4a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:22:50,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:22:50,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:22:50,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:22:50,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:22:50,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:22:50,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:22:50,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:22:50,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:22:50,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:22:50,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:22:50,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:22:50,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:22:50,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:50,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:22:50,253 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:22:50,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:22:50,254 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:22:50,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:22:50,254 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_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b 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 -> 7d3d0cf5ef446ff2226df6d19434965330071a2ad7dc7a6b55bbb9d582f08b4a [2024-12-06 02:22:50,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:22:50,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:22:50,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:22:50,517 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:22:50,517 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:22:50,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2024-12-06 02:22:53,192 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/data/e15a30931/800ca1471a304d7faa60009c4b968087/FLAGec14c4020 [2024-12-06 02:22:53,366 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:22:53,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2024-12-06 02:22:53,373 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/data/e15a30931/800ca1471a304d7faa60009c4b968087/FLAGec14c4020 [2024-12-06 02:22:53,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/data/e15a30931/800ca1471a304d7faa60009c4b968087 [2024-12-06 02:22:53,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:22:53,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:22:53,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:53,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:22:53,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:22:53,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7a9c6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53, skipping insertion in model container [2024-12-06 02:22:53,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:22:53,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:53,511 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:22:53,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:53,529 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:22:53,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53 WrapperNode [2024-12-06 02:22:53,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:53,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:53,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:22:53,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:22:53,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,548 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-12-06 02:22:53,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:53,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:22:53,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:22:53,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:22:53,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,557 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:22:53,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:22:53,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:22:53,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:22:53,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:53,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:22:53,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:22:53,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:22:53,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:22:53,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:22:53,667 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:22:53,669 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:22:53,738 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 02:22:53,738 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:22:53,761 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:22:53,761 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:22:53,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:53 BoogieIcfgContainer [2024-12-06 02:22:53,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:22:53,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:22:53,762 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:22:53,770 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:22:53,770 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:53" (1/1) ... [2024-12-06 02:22:53,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:22:53,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:53,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-12-06 02:22:53,814 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-06 02:22:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:22:53,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:22:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:53,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:22:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-12-06 02:22:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-12-06 02:22:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:22:53,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:22:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:22:54,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:22:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:22:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-12-06 02:22:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-12-06 02:22:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:22:54,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:22:54,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:22:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:22:54,114 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:22:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:22:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:22:54,141 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:22:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:22:54,150 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 02:22:54,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:22:54 ImpRootNode [2024-12-06 02:22:54,167 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:22:54,168 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:22:54,168 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:22:54,168 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:22:54,169 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:22:53" (3/4) ... [2024-12-06 02:22:54,169 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 02:22:54,196 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-12-06 02:22:54,226 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:22:54,227 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:22:54,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:22:54,227 INFO L158 Benchmark]: Toolchain (without parser) took 836.61ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 71.1MB in the end (delta: 46.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:22:54,228 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:54,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 137.41ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 107.0MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:22:54,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.08ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.0MB in the end (delta: 963.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:54,228 INFO L158 Benchmark]: Boogie Preprocessor took 13.86ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.5MB in the end (delta: 590.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:54,229 INFO L158 Benchmark]: RCFGBuilder took 197.44ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 95.0MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:22:54,229 INFO L158 Benchmark]: CodeCheck took 405.67ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 75.1MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:22:54,229 INFO L158 Benchmark]: Witness Printer took 58.75ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 71.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:54,231 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 1 procedures, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 0 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 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, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 22]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, j, k, ell; [L15] i = __VERIFIER_nondet_int() [L16] j = __VERIFIER_nondet_int() [L17] k = __VERIFIER_nondet_int() [L18] COND TRUE i <= 100 && j <= k [L19] ell = i [L20] i = j VAL [ell=0, i=-2147483648, k=-2147483648] [L21] EXPR ell + 1 [L21] j = ell + 1 VAL [i=-2147483648, j=1, k=-2147483648] [L22] k - 1 VAL [i=-2147483648, j=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 137.41ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 107.0MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.08ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.0MB in the end (delta: 963.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.86ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.5MB in the end (delta: 590.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 197.44ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 95.0MB in the end (delta: 10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 405.67ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 75.1MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 58.75ms. Allocated memory is still 142.6MB. Free memory was 75.1MB in the beginning and 71.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 02:22:54,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba5421b-4d38-40b7-9a8a-a9a87a0a7218/bin/ukojak-verify-CZk0znPC7b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)