./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.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_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/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_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/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_254fa8b9-8fdf-4788-9257-d71c45643f25/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 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:32:31,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:32:31,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:32:31,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:32:31,330 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:32:31,354 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:32:31,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:32:31,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:32:31,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:32:31,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:32:31,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:32:31,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:32:31,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:32:31,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:32:31,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:32:31,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:32:31,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:32:31,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:31,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:32:31,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:32:31,357 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_254fa8b9-8fdf-4788-9257-d71c45643f25/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 -> 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a [2024-11-13 21:32:31,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:32:31,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:32:31,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:32:31,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:32:31,644 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:32:31,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i Unable to find full path for "g++" [2024-11-13 21:32:33,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:32:34,050 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:32:34,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2024-11-13 21:32:34,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/36a48a0c5/eab61ce5fcc04e0c86d3be3fb15e41c6/FLAG5006ecaff [2024-11-13 21:32:34,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/36a48a0c5/eab61ce5fcc04e0c86d3be3fb15e41c6 [2024-11-13 21:32:34,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:32:34,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:32:34,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:34,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:32:34,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:32:34,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:34" (1/1) ... [2024-11-13 21:32:34,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1b4a03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:34, skipping insertion in model container [2024-11-13 21:32:34,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:34" (1/1) ... [2024-11-13 21:32:34,169 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:32:35,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:35,771 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:32:35,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:36,147 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:32:36,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36 WrapperNode [2024-11-13 21:32:36,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:36,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:36,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:32:36,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:32:36,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,179 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,203 INFO L138 Inliner]: procedures = 937, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2024-11-13 21:32:36,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:36,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:32:36,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:32:36,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:32:36,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,230 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:32:36,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:32:36,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:32:36,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:32:36,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:36,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:32:36,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:32:36,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:32:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:32:36,293 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:32:36,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:32:36,440 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:32:36,441 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:32:36,566 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:32:36,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:32:36,613 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:32:36,614 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:32:36,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:36 BoogieIcfgContainer [2024-11-13 21:32:36,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:32:36,615 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:32:36,615 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:32:36,624 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:32:36,625 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:36" (1/1) ... [2024-11-13 21:32:36,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:32:36,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:36,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 21:32:36,678 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 21:32:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:32:36,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:36,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:32:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:36,878 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 21:32:36,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:36,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:32:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:32:36,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:32:36,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:36,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:32:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:32:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:37,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:32:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:37,103 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:32:37,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:32:37 ImpRootNode [2024-11-13 21:32:37,130 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:32:37,131 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:32:37,131 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:32:37,131 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:32:37,132 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:36" (3/4) ... [2024-11-13 21:32:37,134 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:32:37,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:32:37,136 INFO L158 Benchmark]: Toolchain (without parser) took 3036.25ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 88.9MB in the beginning and 237.3MB in the end (delta: -148.3MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2024-11-13 21:32:37,136 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:37,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2047.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 88.9MB in the beginning and 284.9MB in the end (delta: -196.0MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2024-11-13 21:32:37,137 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.41ms. Allocated memory is still 352.3MB. Free memory was 284.9MB in the beginning and 281.3MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:37,138 INFO L158 Benchmark]: Boogie Preprocessor took 26.09ms. Allocated memory is still 352.3MB. Free memory was 281.3MB in the beginning and 280.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:37,138 INFO L158 Benchmark]: RCFGBuilder took 382.91ms. Allocated memory is still 352.3MB. Free memory was 280.2MB in the beginning and 263.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:32:37,139 INFO L158 Benchmark]: CodeCheck took 515.04ms. Allocated memory is still 352.3MB. Free memory was 263.0MB in the beginning and 237.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:32:37,139 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 352.3MB. Free memory is still 237.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:37,141 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 52 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1869]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1844, overapproximation of large string literal at line 1857, overapproximation of fgets at line 1842. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1832] int CWE190_Integer_Overflow__int_fgets_square_68_badData; [L1834] int CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData; [L1857] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_square_68_badData=0, CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1857] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fgets_square_68_badData=0, CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1858] CALL CWE190_Integer_Overflow__int_fgets_square_68_bad() [L1838] int data; [L1839] data = 0 [L1841] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [CWE190_Integer_Overflow__int_fgets_square_68_badData=0, CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1842] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1844] data = atoi(inputBuffer) [L1851] CWE190_Integer_Overflow__int_fgets_square_68_badData = data [L1852] CALL CWE190_Integer_Overflow__int_fgets_square_68b_badSink() [L1867] int data = CWE190_Integer_Overflow__int_fgets_square_68_badData; VAL [CWE190_Integer_Overflow__int_fgets_square_68_badData=-46341, CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1869] data * data VAL [CWE190_Integer_Overflow__int_fgets_square_68_badData=-46341, CWE190_Integer_Overflow__int_fgets_square_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2047.00ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 88.9MB in the beginning and 284.9MB in the end (delta: -196.0MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.41ms. Allocated memory is still 352.3MB. Free memory was 284.9MB in the beginning and 281.3MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.09ms. Allocated memory is still 352.3MB. Free memory was 281.3MB in the beginning and 280.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.91ms. Allocated memory is still 352.3MB. Free memory was 280.2MB in the beginning and 263.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 515.04ms. Allocated memory is still 352.3MB. Free memory was 263.0MB in the beginning and 237.3MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 352.3MB. Free memory is still 237.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:32:37,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/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_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/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 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:32:39,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:32:39,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:32:39,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:32:39,985 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:32:39,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:32:39,986 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:32:39,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:32:39,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:32:39,986 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:32:39,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:32:39,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:32:39,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:32:39,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:32:39,991 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:32:39,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:32:39,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:39,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:39,992 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:32:39,993 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_254fa8b9-8fdf-4788-9257-d71c45643f25/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 -> 101772a1df2f060cce83990afa64fd120489466cae6ba795381290c9113e6c7a [2024-11-13 21:32:40,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:32:40,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:32:40,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:32:40,324 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:32:40,325 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:32:40,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i Unable to find full path for "g++" [2024-11-13 21:32:42,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:32:42,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:32:42,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_68_bad.i [2024-11-13 21:32:42,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/e88fd355e/64b173829cf343639e424f3acc0d917e/FLAGeecc72823 [2024-11-13 21:32:42,835 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/data/e88fd355e/64b173829cf343639e424f3acc0d917e [2024-11-13 21:32:42,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:32:42,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:32:42,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:42,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:32:42,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:32:42,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:42" (1/1) ... [2024-11-13 21:32:42,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@417a7c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:42, skipping insertion in model container [2024-11-13 21:32:42,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:42" (1/1) ... [2024-11-13 21:32:42,930 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:32:44,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:44,653 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:32:44,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:45,069 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:32:45,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45 WrapperNode [2024-11-13 21:32:45,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:45,071 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:45,071 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:32:45,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:32:45,077 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,137 INFO L138 Inliner]: procedures = 942, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-13 21:32:45,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:45,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:32:45,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:32:45,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:32:45,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,156 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,158 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,164 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:32:45,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:32:45,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:32:45,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:32:45,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:45" (1/1) ... [2024-11-13 21:32:45,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:45,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:32:45,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:32:45,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:32:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:32:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:32:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:32:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:32:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:32:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:32:45,395 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:32:45,397 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:32:46,891 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:32:46,891 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:32:46,944 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:32:46,944 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:32:46,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:46 BoogieIcfgContainer [2024-11-13 21:32:46,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:32:46,946 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:32:46,946 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:32:46,957 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:32:46,957 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:46" (1/1) ... [2024-11-13 21:32:46,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:32:47,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 21:32:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 21:32:47,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:32:47,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:47,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:47,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:47,023 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:47,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254fa8b9-8fdf-4788-9257-d71c45643f25/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process