./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_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_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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_cfab9267-7019-4341-b632-7b3ef66d5d17/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 1f84d6586709fe2aab0d45d009a098f22ea1d3ceb14830433c02e059dd5703bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:41:26,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:41:26,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:41:26,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:41:26,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:41:26,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:41:26,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:41:26,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:41:26,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:41:26,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:41:26,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:41:26,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:41:26,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:41:26,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:41:26,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:41:26,249 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:41:26,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:41:26,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:41:26,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:41:26,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:41:26,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:41:26,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:41:26,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:41:26,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:41:26,251 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:41:26,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:41:26,251 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_cfab9267-7019-4341-b632-7b3ef66d5d17/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 -> 1f84d6586709fe2aab0d45d009a098f22ea1d3ceb14830433c02e059dd5703bf [2024-11-13 16:41:26,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:41:26,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:41:26,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:41:26,600 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:41:26,601 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:41:26,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i Unable to find full path for "g++" [2024-11-13 16:41:28,433 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:41:28,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:41:28,943 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i [2024-11-13 16:41:28,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/f4d2b6e89/416fe5242cea451db08a8034c20c2891/FLAG9db8727aa [2024-11-13 16:41:28,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/f4d2b6e89/416fe5242cea451db08a8034c20c2891 [2024-11-13 16:41:28,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:41:28,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:41:28,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:41:28,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:41:29,006 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:41:29,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:41:28" (1/1) ... [2024-11-13 16:41:29,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192fa3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:29, skipping insertion in model container [2024-11-13 16:41:29,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:41:28" (1/1) ... [2024-11-13 16:41:29,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:41:30,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:41:30,070 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:41:30,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:41:30,317 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:41:30,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30 WrapperNode [2024-11-13 16:41:30,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:41:30,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:41:30,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:41:30,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:41:30,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,351 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,372 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-13 16:41:30,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:41:30,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:41:30,373 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:41:30,373 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:41:30,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:41:30,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:41:30,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:41:30,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:41:30,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:41:30,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:41:30,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:41:30,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:41:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:41:30,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:41:30,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:41:30,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:41:30,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:41:30,627 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:41:30,629 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:41:30,767 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 16:41:30,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:41:30,807 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:41:30,808 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:41:30,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:30 BoogieIcfgContainer [2024-11-13 16:41:30,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:41:30,809 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:41:30,809 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:41:30,819 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:41:30,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:30" (1/1) ... [2024-11-13 16:41:30,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:41:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:41:30,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:41:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:41:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:41:30,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:41:30,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:41:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:41:31,195 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 16:41:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:41:31,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 16:41:31,241 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 16:41:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:41:31,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:41:31,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:41:31,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:31,273 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:41:31,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:31,343 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:41:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:31,374 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:41:31,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:41:31 ImpRootNode [2024-11-13 16:41:31,398 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:41:31,398 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:41:31,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:41:31,399 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:41:31,399 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:30" (3/4) ... [2024-11-13 16:41:31,402 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:41:31,403 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:41:31,404 INFO L158 Benchmark]: Toolchain (without parser) took 2407.42ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 43.7MB in the end (delta: 46.3MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2024-11-13 16:41:31,404 INFO L158 Benchmark]: CDTParser took 1.66ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:31,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1319.47ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 82.5MB in the end (delta: 7.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 16:41:31,405 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.99ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:31,405 INFO L158 Benchmark]: Boogie Preprocessor took 20.61ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:41:31,406 INFO L158 Benchmark]: RCFGBuilder took 414.14ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:41:31,406 INFO L158 Benchmark]: CodeCheck took 588.90ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 43.7MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:41:31,407 INFO L158 Benchmark]: Witness Printer took 4.55ms. Allocated memory is still 117.4MB. Free memory is still 43.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:31,409 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, 12 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. 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); [L1548] int CWE190_Integer_Overflow__int_fscanf_add_68_badData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_add_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_add_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_add_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_add_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data + 1 VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=2147483647, 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 1.66ms. Allocated memory is still 167.8MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1319.47ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 82.5MB in the end (delta: 7.1MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.99ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 79.8MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.61ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.6MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 414.14ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 65.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 588.90ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 43.7MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.55ms. Allocated memory is still 117.4MB. Free memory is still 43.7MB. 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 16:41:31,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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 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_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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_cfab9267-7019-4341-b632-7b3ef66d5d17/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 1f84d6586709fe2aab0d45d009a098f22ea1d3ceb14830433c02e059dd5703bf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:41:34,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:41:34,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 16:41:34,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:41:34,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:41:34,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:41:34,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:41:34,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:41:34,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:41:34,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:41:34,343 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:41:34,345 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:41:34,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:41:34,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:41:34,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:41:34,346 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:41:34,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:41:34,347 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:41:34,347 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:41:34,347 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:41:34,347 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:41:34,347 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_cfab9267-7019-4341-b632-7b3ef66d5d17/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 -> 1f84d6586709fe2aab0d45d009a098f22ea1d3ceb14830433c02e059dd5703bf [2024-11-13 16:41:34,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:41:34,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:41:34,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:41:34,661 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:41:34,664 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:41:34,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i Unable to find full path for "g++" [2024-11-13 16:41:36,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:41:37,236 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:41:37,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_68_bad.i [2024-11-13 16:41:37,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/c7c6b9efa/1efe489362264e88b8a9b8c2d9b87b83/FLAG10e827376 [2024-11-13 16:41:37,298 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/data/c7c6b9efa/1efe489362264e88b8a9b8c2d9b87b83 [2024-11-13 16:41:37,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:41:37,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:41:37,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:41:37,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:41:37,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:41:37,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:41:37" (1/1) ... [2024-11-13 16:41:37,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1261980b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:37, skipping insertion in model container [2024-11-13 16:41:37,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:41:37" (1/1) ... [2024-11-13 16:41:37,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:41:38,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:41:38,614 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:41:38,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:41:38,874 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:41:38,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38 WrapperNode [2024-11-13 16:41:38,874 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:41:38,875 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:41:38,875 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:41:38,875 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:41:38,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,928 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-13 16:41:38,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:41:38,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:41:38,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:41:38,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:41:38,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,966 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:41:38,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:41:38,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:41:38,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:41:38,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:41:38" (1/1) ... [2024-11-13 16:41:38,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:41:38,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:41:39,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:41:39,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:41:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 16:41:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 16:41:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:41:39,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:41:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:41:39,212 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:41:39,215 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:41:39,355 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 16:41:39,355 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:41:39,433 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:41:39,435 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:41:39,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:39 BoogieIcfgContainer [2024-11-13 16:41:39,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:41:39,437 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:41:39,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:41:39,448 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:41:39,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:39" (1/1) ... [2024-11-13 16:41:39,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:41:39,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:41:39,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 16:41:39,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 16:41:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:41:39,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:41:39,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:41:39,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:41:39,524 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:41:39,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:41:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:41:39,702 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:41:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:41:39,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:41:39,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:41:39,775 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 16:41:39,777 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:41:39,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:41:39,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:41:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-13 16:41:39,805 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-13 16:41:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:41:39,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:41:39,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:41:39,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:41:39,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:41:39,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:41:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:39,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:41:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:40,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:41:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:41:40,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:41:40,124 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:41:40,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:41:40 ImpRootNode [2024-11-13 16:41:40,163 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:41:40,163 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:41:40,164 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:41:40,164 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:41:40,164 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:41:39" (3/4) ... [2024-11-13 16:41:40,167 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:41:40,168 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:41:40,171 INFO L158 Benchmark]: Toolchain (without parser) took 2866.48ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 80.2MB in the end (delta: 9.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-13 16:41:40,172 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:40,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1569.50ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 68.3MB in the end (delta: 20.9MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 16:41:40,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.46ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 65.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:40,175 INFO L158 Benchmark]: Boogie Preprocessor took 40.63ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:40,175 INFO L158 Benchmark]: RCFGBuilder took 463.38ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 49.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:41:40,176 INFO L158 Benchmark]: CodeCheck took 726.24ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 80.2MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:40,176 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 80.2MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:41:40,180 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 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, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 32 ConjunctsInSsa, 1 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1563. 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); [L1549] int CWE190_Integer_Overflow__int_fscanf_add_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_add_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE190_Integer_Overflow__int_fscanf_add_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE190_Integer_Overflow__int_fscanf_add_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE190_Integer_Overflow__int_fscanf_add_68_badData = data [L1558] CALL CWE190_Integer_Overflow__int_fscanf_add_68b_badSink() [L1573] int data = CWE190_Integer_Overflow__int_fscanf_add_68_badData; VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_add_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data + 1 VAL [CWE190_Integer_Overflow__int_fscanf_add_68_badData=2147483647, CWE190_Integer_Overflow__int_fscanf_add_68_goodG2BData=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 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1569.50ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 68.3MB in the end (delta: 20.9MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.46ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 65.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.63ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 463.38ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 49.1MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 726.24ms. Allocated memory is still 117.4MB. Free memory was 49.1MB in the beginning and 80.2MB in the end (delta: -31.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 80.2MB in the end (delta: 42.6kB). 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 16:41:40,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfab9267-7019-4341-b632-7b3ef66d5d17/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 Result: UNKNOWN: Overapproximated counterexample