./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Collatz.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_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/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_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Collatz.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/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_b41c693f-49e5-4c43-98c2-c527028154ed/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 9894a24a47500553f86b90e73a8f8f9abac310c40287bd2f8a40094aa2f52b7a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:48:26,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:48:26,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:48:26,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:48:26,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:48:26,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:48:26,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:48:26,856 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:48:26,857 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:48:26,857 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:48:26,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:48:26,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:48:26,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:48:26,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:48:26,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:48:26,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:48:26,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:48:26,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:48:26,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:48:26,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:48:26,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:26,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:48:26,860 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:48:26,860 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:48:26,860 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:48:26,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:48:26,860 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_b41c693f-49e5-4c43-98c2-c527028154ed/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 -> 9894a24a47500553f86b90e73a8f8f9abac310c40287bd2f8a40094aa2f52b7a [2024-11-13 22:48:27,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:48:27,220 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:48:27,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:48:27,223 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:48:27,224 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:48:27,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted/Collatz.c Unable to find full path for "g++" [2024-11-13 22:48:29,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:48:29,446 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:48:29,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/sv-benchmarks/c/termination-crafted/Collatz.c [2024-11-13 22:48:29,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/data/a38fd8e9a/8216ac6e72f4454b81b08371408d9169/FLAG618ff6ca6 [2024-11-13 22:48:29,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/data/a38fd8e9a/8216ac6e72f4454b81b08371408d9169 [2024-11-13 22:48:29,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:48:29,482 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:48:29,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:29,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:48:29,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:48:29,491 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497f2bae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29, skipping insertion in model container [2024-11-13 22:48:29,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:48:29,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:29,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:48:29,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:48:29,695 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:48:29,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29 WrapperNode [2024-11-13 22:48:29,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:48:29,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:29,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:48:29,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:48:29,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,725 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-13 22:48:29,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:48:29,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:48:29,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:48:29,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:48:29,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:48:29,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:48:29,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:48:29,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:48:29,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:48:29" (1/1) ... [2024-11-13 22:48:29,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:48:29,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:48:29,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:48:29,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:48:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:48:29,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:48:29,891 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:48:29,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:48:30,057 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:48:30,057 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:48:30,098 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:48:30,099 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:48:30,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:30 BoogieIcfgContainer [2024-11-13 22:48:30,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:48:30,103 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:48:30,103 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:48:30,119 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:48:30,120 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:30" (1/1) ... [2024-11-13 22:48:30,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:48:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2024-11-13 22:48:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 22:48:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:48:30,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:30,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:30,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:30,417 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 22:48:30,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:30,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2024-11-13 22:48:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-13 22:48:30,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:48:30,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:30,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:30,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:48:30,635 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 22:48:30,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:48:30,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:48:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:48:30,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:48:30,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:48:30,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:48:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:48:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:48:30,741 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 22:48:30,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:48:30 ImpRootNode [2024-11-13 22:48:30,769 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:48:30,770 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:48:30,770 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:48:30,770 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:48:30,773 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:48:30" (3/4) ... [2024-11-13 22:48:30,774 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:48:30,810 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:48:30,810 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:48:30,811 INFO L158 Benchmark]: Toolchain (without parser) took 1330.20ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 51.1MB in the end (delta: 42.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,812 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.47ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 83.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.26ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,813 INFO L158 Benchmark]: Boogie Preprocessor took 20.67ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.5MB in the end (delta: 418.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,814 INFO L158 Benchmark]: RCFGBuilder took 355.45ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 71.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,814 INFO L158 Benchmark]: CodeCheck took 665.88ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 52.7MB in the end (delta: 18.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:48:30,814 INFO L158 Benchmark]: Witness Printer took 40.63ms. Allocated memory is still 117.4MB. Free memory was 52.7MB in the beginning and 51.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:48:30,816 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, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 6 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 56 SyntacticMatches, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 17]: integer overflow possible integer overflow possible We found a FailurePath: [L12] int y = __VERIFIER_nondet_int(); [L13] COND TRUE y > 1 VAL [y=715827883] [L14] COND FALSE !(y % 2 == 0) VAL [y=715827883] [L17] 3*y * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.47ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 83.2MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.26ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 81.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.67ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.5MB in the end (delta: 418.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.45ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 71.6MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 665.88ms. Allocated memory is still 117.4MB. Free memory was 71.6MB in the beginning and 52.7MB in the end (delta: 18.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 40.63ms. Allocated memory is still 117.4MB. Free memory was 52.7MB in the beginning and 51.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:48:30,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b41c693f-49e5-4c43-98c2-c527028154ed/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)