./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1b.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_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/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_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/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_66501f79-5aef-4264-b615-76459d2a6469/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 765fe8332a4535214fe7f81fc3631d62b864e11da39212ecf5fb5a9d7946a5fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:03:44,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:03:44,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:03:44,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:03:44,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:03:44,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:03:44,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:03:44,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:03:44,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:03:44,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:03:44,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:03:44,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:03:44,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:03:44,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:03:44,312 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:03:44,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:03:44,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:03:44,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:03:44,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:03:44,313 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:03:44,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:03:44,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:44,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:03:44,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:03:44,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:03:44,314 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:03:44,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:03:44,314 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_66501f79-5aef-4264-b615-76459d2a6469/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 -> 765fe8332a4535214fe7f81fc3631d62b864e11da39212ecf5fb5a9d7946a5fc [2024-11-13 21:03:44,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:03:44,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:03:44,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:03:44,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:03:44,722 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:03:44,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1b.c Unable to find full path for "g++" [2024-11-13 21:03:46,640 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:03:46,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:03:46,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/sv-benchmarks/c/termination-crafted-lit/Masse-VMCAI2014-Fig1b.c [2024-11-13 21:03:46,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/data/148057611/3186d37d12e847d387857e7cc923a753/FLAGbc653b13d [2024-11-13 21:03:46,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/data/148057611/3186d37d12e847d387857e7cc923a753 [2024-11-13 21:03:46,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:03:46,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:03:46,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:46,983 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:03:46,988 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:03:46,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:46" (1/1) ... [2024-11-13 21:03:46,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e8e1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:46, skipping insertion in model container [2024-11-13 21:03:46,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:03:46" (1/1) ... [2024-11-13 21:03:47,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:03:47,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:47,202 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:03:47,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:03:47,234 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:03:47,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47 WrapperNode [2024-11-13 21:03:47,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:03:47,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:47,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:03:47,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:03:47,243 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,267 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2024-11-13 21:03:47,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:03:47,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:03:47,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:03:47,268 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:03:47,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,279 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,284 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:03:47,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:03:47,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:03:47,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:03:47,298 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:03:47,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:03:47,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:03:47,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:03:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:03:47,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:03:47,468 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:03:47,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:03:47,580 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 21:03:47,580 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:03:47,618 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:03:47,620 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:03:47,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:47 BoogieIcfgContainer [2024-11-13 21:03:47,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:03:47,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:03:47,623 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:03:47,633 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:03:47,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:47" (1/1) ... [2024-11-13 21:03:47,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:03:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 21:03:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 21:03:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:03:47,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:47,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:47,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 21:03:47,963 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 21:03:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:03:47,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:03:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:03:48,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:03:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2024-11-13 21:03:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 21:03:48,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:03:48,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:03:48,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:03:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:48,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:48,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:03:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:03:48,069 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 21:03:48,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:03:48 ImpRootNode [2024-11-13 21:03:48,088 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:03:48,089 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:03:48,089 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:03:48,089 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:03:48,090 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:03:47" (3/4) ... [2024-11-13 21:03:48,091 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:03:48,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:03:48,131 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:03:48,132 INFO L158 Benchmark]: Toolchain (without parser) took 1152.15ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 56.6MB in the end (delta: 37.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:03:48,132 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:48,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.83ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:48,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.57ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.6MB in the end (delta: 794.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:48,136 INFO L158 Benchmark]: Boogie Preprocessor took 24.46ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 82.8MB in the end (delta: 768.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:48,136 INFO L158 Benchmark]: RCFGBuilder took 328.30ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 72.8MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:03:48,137 INFO L158 Benchmark]: CodeCheck took 465.77ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 58.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:03:48,138 INFO L158 Benchmark]: Witness Printer took 42.03ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 56.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:03:48,140 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, 20 locations, 8 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, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 14 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 1 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, 0.1s 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: 20]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x; [L15] x = __VERIFIER_nondet_int() [L16] COND TRUE x <= 100 [L17] COND FALSE !(__VERIFIER_nondet_int() != 0) [L20] -3*x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.83ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.57ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.6MB in the end (delta: 794.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.46ms. Allocated memory is still 117.4MB. Free memory was 83.6MB in the beginning and 82.8MB in the end (delta: 768.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.30ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 72.8MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 465.77ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 58.0MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 42.03ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 56.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:03:48,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66501f79-5aef-4264-b615-76459d2a6469/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)