./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/ColonSipma-TACAS2001-Fig1.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_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/ColonSipma-TACAS2001-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3 --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 53d499bdc434a02195836153e775e269a2cf419a7e6607f1c0b4e200b110c82e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:26:55,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:26:55,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 03:26:55,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:26:55,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:26:55,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:26:55,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:26:55,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:26:55,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:26:55,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:26:55,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:26:55,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:26:55,691 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:26:55,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:26:55,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:26:55,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:26:55,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:26:55,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:26:55,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:26:55,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:26:55,693 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:26:55,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:26:55,694 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:26:55,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:26:55,694 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_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3 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 -> 53d499bdc434a02195836153e775e269a2cf419a7e6607f1c0b4e200b110c82e [2024-11-25 03:26:56,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:26:56,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:26:56,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:26:56,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:26:56,047 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:26:56,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/termination-crafted-lit/ColonSipma-TACAS2001-Fig1.c [2024-11-25 03:26:58,985 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/data/508f8eabc/b6d51f1c0735417096bd7a105a3db2d7/FLAG7613c19af [2024-11-25 03:26:59,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:26:59,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/sv-benchmarks/c/termination-crafted-lit/ColonSipma-TACAS2001-Fig1.c [2024-11-25 03:26:59,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/data/508f8eabc/b6d51f1c0735417096bd7a105a3db2d7/FLAG7613c19af [2024-11-25 03:26:59,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/data/508f8eabc/b6d51f1c0735417096bd7a105a3db2d7 [2024-11-25 03:26:59,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:26:59,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:26:59,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:26:59,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:26:59,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:26:59,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,346 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2d08f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59, skipping insertion in model container [2024-11-25 03:26:59,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:26:59,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:26:59,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:26:59,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:26:59,593 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:26:59,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59 WrapperNode [2024-11-25 03:26:59,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:26:59,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:26:59,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:26:59,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:26:59,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,627 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-11-25 03:26:59,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:26:59,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:26:59,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:26:59,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:26:59,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:26:59,654 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:26:59,656 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:26:59,656 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:26:59,657 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:26:59" (1/1) ... [2024-11-25 03:26:59,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:26:59,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:26:59,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:26:59,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:26:59,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:26:59,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:26:59,821 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:26:59,823 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:26:59,947 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-25 03:26:59,947 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:27:00,001 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:27:00,002 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:27:00,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:27:00 BoogieIcfgContainer [2024-11-25 03:27:00,002 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:27:00,003 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:27:00,003 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:27:00,016 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:27:00,016 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:27:00" (1/1) ... [2024-11-25 03:27:00,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:27:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:27:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-25 03:27:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-25 03:27:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:27:00,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:27:00,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:27:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:27:00,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:27:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:27:00,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-25 03:27:00,440 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-25 03:27:00,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:27:00,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:27:00,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:27:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:27:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:27:00,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:27:00,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 03:27:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 03:27:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:27:00,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:27:00,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:27:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:27:00,637 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:27:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:27:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:27:00,693 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:27:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:27:00,711 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 03:27:00,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:27:00 ImpRootNode [2024-11-25 03:27:00,750 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:27:00,750 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:27:00,750 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:27:00,750 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:27:00,751 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:27:00" (3/4) ... [2024-11-25 03:27:00,752 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 03:27:00,803 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-11-25 03:27:00,853 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:27:00,853 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:27:00,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:27:00,854 INFO L158 Benchmark]: Toolchain (without parser) took 1521.78ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 73.8MB in the end (delta: 46.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 03:27:00,855 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:27:00,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.50ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:27:00,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.31ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.8MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:27:00,857 INFO L158 Benchmark]: Boogie Preprocessor took 22.21ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 108.1MB in the end (delta: 535.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:27:00,858 INFO L158 Benchmark]: RCFGBuilder took 348.88ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 97.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:27:00,860 INFO L158 Benchmark]: CodeCheck took 746.49ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 77.6MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:27:00,860 INFO L158 Benchmark]: Witness Printer took 103.22ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 73.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:27:00,863 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: 0.7s, 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, 0.1s 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, 0.2s 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: 23]: integer overflow possible integer overflow possible We found a FailurePath: [L15] int k, i, j, tmp; [L16] k = __VERIFIER_nondet_int() [L17] i = __VERIFIER_nondet_int() [L18] j = __VERIFIER_nondet_int() [L19] COND TRUE i <= 100 && j <= k [L20] tmp = i [L21] i = j VAL [i=-2147483648, k=-2147483648, tmp=0] [L22] EXPR tmp + 1 [L22] j = tmp + 1 VAL [i=-2147483648, j=1, k=-2147483648] [L23] k - 1 VAL [i=-2147483648, j=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.50ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.31ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 108.8MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.21ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 108.1MB in the end (delta: 535.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.88ms. Allocated memory is still 142.6MB. Free memory was 108.1MB in the beginning and 97.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 746.49ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 77.6MB in the end (delta: 20.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 103.22ms. Allocated memory is still 142.6MB. Free memory was 77.6MB in the beginning and 73.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 03:27:00,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678ccb70-865a-494f-8fa1-aeb0a8656afa/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)