./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-bwb/display-bit.i --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_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/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_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-bwb/display-bit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/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_5abfb279-64bf-40ca-891d-2be964deafd9/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 4355664fa2a6158e62d5701b8ccf1bad37ebc90f2ecb4b1919ebd02d94091d20 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:09:04,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:09:04,740 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:09:04,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:09:04,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:09:04,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:09:04,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:09:04,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:09:04,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:09:04,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:09:04,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:09:04,772 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:09:04,772 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:09:04,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:09:04,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:09:04,773 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:09:04,773 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:09:04,774 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:09:04,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:04,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:09:04,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:09:04,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:09:04,774 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:09:04,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:09:04,774 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_5abfb279-64bf-40ca-891d-2be964deafd9/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 -> 4355664fa2a6158e62d5701b8ccf1bad37ebc90f2ecb4b1919ebd02d94091d20 [2024-11-13 22:09:05,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:09:05,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:09:05,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:09:05,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:09:05,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:09:05,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-bwb/display-bit.i Unable to find full path for "g++" [2024-11-13 22:09:06,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:09:07,214 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:09:07,215 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/sv-benchmarks/c/termination-bwb/display-bit.i [2024-11-13 22:09:07,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/data/22803e599/09c7b9ee3c034340b8c5c0d49db06215/FLAGbd80843d8 [2024-11-13 22:09:07,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/data/22803e599/09c7b9ee3c034340b8c5c0d49db06215 [2024-11-13 22:09:07,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:09:07,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:09:07,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:07,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:09:07,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:09:07,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e2e847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07, skipping insertion in model container [2024-11-13 22:09:07,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:09:07,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:07,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:09:07,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:09:07,668 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:09:07,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07 WrapperNode [2024-11-13 22:09:07,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:09:07,669 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:07,669 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:09:07,669 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:09:07,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,681 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,692 INFO L138 Inliner]: procedures = 88, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-13 22:09:07,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:09:07,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:09:07,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:09:07,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:09:07,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,701 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:09:07,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:09:07,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:09:07,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:09:07,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:09:07" (1/1) ... [2024-11-13 22:09:07,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:09:07,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:09:07,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:09:07,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:09:07,787 INFO L130 BoogieDeclarations]: Found specification of procedure displayBits [2024-11-13 22:09:07,788 INFO L138 BoogieDeclarations]: Found implementation of procedure displayBits [2024-11-13 22:09:07,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:09:07,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:09:07,869 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:09:07,870 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:09:08,021 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-13 22:09:08,021 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:09:08,140 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:09:08,141 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:09:08,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:08 BoogieIcfgContainer [2024-11-13 22:09:08,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:09:08,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:09:08,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:09:08,152 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:09:08,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:08" (1/1) ... [2024-11-13 22:09:08,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:09:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:08,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-13 22:09:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-13 22:09:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:09:08,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:08,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:09:08,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:09:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:09:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:09:08,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:09:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:09:08,382 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:09:08,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:09:08 ImpRootNode [2024-11-13 22:09:08,410 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:09:08,410 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:09:08,410 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:09:08,411 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:09:08,411 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:09:08" (3/4) ... [2024-11-13 22:09:08,414 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:09:08,449 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:09:08,449 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:09:08,450 INFO L158 Benchmark]: Toolchain (without parser) took 1176.58ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 72.7MB in the end (delta: 45.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:09:08,450 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:09:08,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.97ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 103.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:09:08,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.58ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:09:08,452 INFO L158 Benchmark]: Boogie Preprocessor took 16.38ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.5MB in the end (delta: 602.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:09:08,452 INFO L158 Benchmark]: RCFGBuilder took 431.04ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 84.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:09:08,452 INFO L158 Benchmark]: CodeCheck took 267.69ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 73.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:09:08,453 INFO L158 Benchmark]: Witness Printer took 38.77ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 72.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:09:08,455 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 2 procedures, 20 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 283]: integer overflow possible integer overflow possible We found a FailurePath: [L270] unsigned int number1= 65535; [L271] int mask = 1; [L272] unsigned int x; [L273] int c = 1; [L274] int y; [L276] CALL displayBits(mask) VAL [\old(c)=1, \old(mask)=1, \old(value)=1, c=1, mask=1, number1=65535, x=0, y=0] [L283] 1<<31 VAL [\old(c)=1, \old(mask)=1, \old(value)=1, c=1, mask=1, number1=65535, value=1, x=0, y=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.97ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 103.4MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.58ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 102.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.38ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 101.5MB in the end (delta: 602.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 431.04ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 84.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 267.69ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 73.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 38.77ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 72.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:09:08,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5abfb279-64bf-40ca-891d-2be964deafd9/bin/ukojak-verify-EEHR8qb7sm/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)