./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedFails4.c --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_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/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_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedFails4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/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_60abe854-1780-442c-a83e-92adbc40631b/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 a853e0153a387a0293b332daaa064da9a41f2d4b422c4d31dada3b659808cbac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:38:39,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:38:40,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:38:40,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:38:40,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:38:40,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:38:40,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:38:40,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:38:40,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:38:40,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:38:40,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:38:40,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:38:40,077 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:38:40,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:38:40,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:38:40,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:38:40,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:38:40,078 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:38:40,078 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:38:40,079 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:38:40,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:38:40,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:38:40,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:38:40,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:40,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:38:40,082 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:38:40,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:38:40,083 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_60abe854-1780-442c-a83e-92adbc40631b/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 -> a853e0153a387a0293b332daaa064da9a41f2d4b422c4d31dada3b659808cbac [2024-11-13 20:38:40,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:38:40,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:38:40,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:38:40,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:38:40,457 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:38:40,459 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedFails4.c Unable to find full path for "g++" [2024-11-13 20:38:42,467 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:38:42,701 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:38:42,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedFails4.c [2024-11-13 20:38:42,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/data/c68708ecf/0208ae0f1e1e47078d583980b0e17a45/FLAGf2e9cbec0 [2024-11-13 20:38:43,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/data/c68708ecf/0208ae0f1e1e47078d583980b0e17a45 [2024-11-13 20:38:43,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:38:43,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:38:43,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:43,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:38:43,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:38:43,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,065 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9cf9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43, skipping insertion in model container [2024-11-13 20:38:43,065 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,079 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:38:43,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:43,265 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:38:43,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:38:43,294 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:38:43,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43 WrapperNode [2024-11-13 20:38:43,295 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:38:43,296 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:43,296 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:38:43,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:38:43,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,318 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2024-11-13 20:38:43,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:38:43,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:38:43,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:38:43,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:38:43,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,331 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:38:43,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:38:43,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:38:43,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:38:43,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:38:43,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:38:43,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:38:43,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:38:43,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:38:43,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:38:43,494 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:38:43,496 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:38:43,625 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 20:38:43,628 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:38:43,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:38:43,690 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:38:43,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:43 BoogieIcfgContainer [2024-11-13 20:38:43,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:38:43,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:38:43,692 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:38:43,703 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:38:43,703 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:43" (1/1) ... [2024-11-13 20:38:43,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:38:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:43,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 20:38:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 20:38:43,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:38:43,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:43,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:44,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 20:38:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 20:38:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:38:44,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:38:44,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:38:44,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:38:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 20:38:44,428 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 20:38:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:38:44,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:38:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:38:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:38:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:38:44,495 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 20:38:44,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:38:44 ImpRootNode [2024-11-13 20:38:44,516 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:38:44,516 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:38:44,517 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:38:44,517 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:38:44,518 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:38:43" (3/4) ... [2024-11-13 20:38:44,519 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 20:38:44,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:38:44,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:38:44,553 INFO L158 Benchmark]: Toolchain (without parser) took 1498.68ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 39.1MB in the end (delta: 53.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,553 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.97ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.87ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,554 INFO L158 Benchmark]: Boogie Preprocessor took 12.60ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.3MB in the end (delta: 506.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,555 INFO L158 Benchmark]: RCFGBuilder took 358.62ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 69.3MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,555 INFO L158 Benchmark]: CodeCheck took 824.50ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 41.1MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:38:44,556 INFO L158 Benchmark]: Witness Printer took 35.56ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 39.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:38:44,558 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57 IncrementalHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 0 mSDtfsCounter, 57 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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 - CounterExampleResult [Line: 26]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, x, n, b, t; [L15] i = __VERIFIER_nondet_int() [L16] x = __VERIFIER_nondet_int() [L17] n = __VERIFIER_nondet_int() [L18] b = __VERIFIER_nondet_int() [L19] COND TRUE b >= 1 [L20] t = 1 VAL [b=1, n=2147483647, t=1, x=2147483647] [L24] COND TRUE x <= n VAL [b=1, n=2147483647, t=1, x=2147483647] [L25] COND TRUE b >= 1 VAL [b=1, n=2147483647, t=1, x=2147483647] [L26] x + t VAL [b=1, n=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.97ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 81.9MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.87ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.60ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.3MB in the end (delta: 506.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 358.62ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 69.3MB in the end (delta: 11.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 824.50ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 41.1MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 35.56ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 39.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 20:38:44,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60abe854-1780-442c-a83e-92adbc40631b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)