./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_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_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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_52720f20-b40c-4099-ba35-358622c36956/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 acbec67042152b5c17f826a64b1cbb5e72b92ecdf77b91ddf5cca59fae021dc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:21:47,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:21:47,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:21:47,998 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:21:47,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:21:48,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:21:48,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:21:48,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:21:48,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:21:48,035 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:21:48,035 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:21:48,036 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:21:48,037 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:21:48,038 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:21:48,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:21:48,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:21:48,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:21:48,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:21:48,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:21:48,039 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:21:48,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:21:48,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:21:48,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:21:48,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:21:48,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:21:48,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:21:48,041 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_52720f20-b40c-4099-ba35-358622c36956/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 -> acbec67042152b5c17f826a64b1cbb5e72b92ecdf77b91ddf5cca59fae021dc0 [2024-11-13 21:21:48,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:21:48,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:21:48,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:21:48,410 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:21:48,411 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:21:48,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i Unable to find full path for "g++" [2024-11-13 21:21:50,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:21:50,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:21:50,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i [2024-11-13 21:21:50,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/536128ef1/a1da9275f3694b7db113788134112c7d/FLAG18e705e19 [2024-11-13 21:21:50,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/536128ef1/a1da9275f3694b7db113788134112c7d [2024-11-13 21:21:50,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:21:50,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:21:50,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:21:50,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:21:51,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:21:51,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:21:50" (1/1) ... [2024-11-13 21:21:51,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34afca76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:51, skipping insertion in model container [2024-11-13 21:21:51,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:21:50" (1/1) ... [2024-11-13 21:21:51,070 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:21:52,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:21:52,159 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:21:52,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:21:52,405 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:21:52,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52 WrapperNode [2024-11-13 21:21:52,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:21:52,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:21:52,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:21:52,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:21:52,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,450 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 21:21:52,450 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:21:52,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:21:52,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:21:52,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:21:52,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,468 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,469 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:21:52,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:21:52,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:21:52,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:21:52,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:21:52,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:21:52,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:21:52,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:21:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:21:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:21:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:21:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:21:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:21:52,704 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:21:52,705 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:21:52,803 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:21:52,803 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:21:52,845 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:21:52,845 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:21:52,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:21:52 BoogieIcfgContainer [2024-11-13 21:21:52,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:21:52,846 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:21:52,847 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:21:52,860 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:21:52,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:21:52" (1/1) ... [2024-11-13 21:21:52,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:21:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:21:52,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:21:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:21:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:21:52,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:21:52,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:21:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:21:53,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:21:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:21:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:21:53,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:21:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:21:53,157 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:21:53,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:21:53 ImpRootNode [2024-11-13 21:21:53,225 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:21:53,226 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:21:53,226 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:21:53,226 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:21:53,230 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:21:52" (3/4) ... [2024-11-13 21:21:53,232 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:21:53,233 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:21:53,241 INFO L158 Benchmark]: Toolchain (without parser) took 2245.84ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 49.7MB in the end (delta: 39.8MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-13 21:21:53,242 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:21:53,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1409.39ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 81.4MB in the end (delta: 7.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 21:21:53,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.75ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.0MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:21:53,243 INFO L158 Benchmark]: Boogie Preprocessor took 20.49ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:21:53,250 INFO L158 Benchmark]: RCFGBuilder took 373.74ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 64.3MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:21:53,250 INFO L158 Benchmark]: CodeCheck took 378.46ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 50.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:21:53,251 INFO L158 Benchmark]: Witness Printer took 7.75ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 49.7MB in the end (delta: 576.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:21:53,259 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1562]: 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 1570. 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] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_multiply_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1560] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1409.39ms. Allocated memory is still 117.4MB. Free memory was 89.3MB in the beginning and 81.4MB in the end (delta: 7.9MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.75ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.0MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.49ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 77.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 373.74ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 64.3MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 378.46ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 50.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.75ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 49.7MB in the end (delta: 576.9kB). 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 21:21:53,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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_52720f20-b40c-4099-ba35-358622c36956/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 acbec67042152b5c17f826a64b1cbb5e72b92ecdf77b91ddf5cca59fae021dc0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:21:56,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:21:56,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 21:21:56,582 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:21:56,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:21:56,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:21:56,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:21:56,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:21:56,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:21:56,586 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:21:56,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:21:56,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:21:56,589 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:21:56,589 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:21:56,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:21:56,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:21:56,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:21:56,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:21:56,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:21:56,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:21:56,590 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:21:56,591 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:21:56,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:21:56,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:21:56,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:21:56,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:21:56,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:21:56,592 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:21:56,592 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:21:56,592 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:21:56,592 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_52720f20-b40c-4099-ba35-358622c36956/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 -> acbec67042152b5c17f826a64b1cbb5e72b92ecdf77b91ddf5cca59fae021dc0 [2024-11-13 21:21:56,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:21:56,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:21:56,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:21:56,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:21:56,993 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:21:56,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i Unable to find full path for "g++" [2024-11-13 21:21:59,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:21:59,525 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:21:59,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_bad.i [2024-11-13 21:21:59,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/010b69802/4b24bdbee40648fbbf71a7e9fb9d4f89/FLAGecef75115 [2024-11-13 21:21:59,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/data/010b69802/4b24bdbee40648fbbf71a7e9fb9d4f89 [2024-11-13 21:21:59,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:21:59,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:21:59,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:21:59,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:21:59,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:21:59,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:21:59" (1/1) ... [2024-11-13 21:21:59,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c48f27d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:21:59, skipping insertion in model container [2024-11-13 21:21:59,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:21:59" (1/1) ... [2024-11-13 21:21:59,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:22:00,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:00,635 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:22:00,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:22:00,976 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:22:00,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00 WrapperNode [2024-11-13 21:22:00,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:22:00,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:00,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:22:00,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:22:00,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,047 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 21:22:01,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:22:01,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:22:01,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:22:01,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:22:01,058 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:22:01,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:22:01,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:22:01,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:22:01,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:22:00" (1/1) ... [2024-11-13 21:22:01,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:22:01,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:22:01,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:22:01,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:22:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 21:22:01,174 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 21:22:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:22:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:22:01,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:22:01,332 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:22:01,334 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:22:01,451 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:22:01,451 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:22:01,535 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:22:01,536 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:22:01,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:22:01 BoogieIcfgContainer [2024-11-13 21:22:01,536 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:22:01,537 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:22:01,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:22:01,549 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:22:01,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:22:01" (1/1) ... [2024-11-13 21:22:01,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:22:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:22:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 21:22:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 21:22:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:22:01,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:22:01,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:22:01,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:22:01,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:22:01,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:22:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:22:01,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:22:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:22:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:22:01,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:22:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:22:01,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:22:01,979 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:22:02,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:22:02 ImpRootNode [2024-11-13 21:22:02,010 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:22:02,010 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:22:02,010 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:22:02,011 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:22:02,014 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:22:01" (3/4) ... [2024-11-13 21:22:02,017 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:22:02,018 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:22:02,021 INFO L158 Benchmark]: Toolchain (without parser) took 2427.92ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 41.6MB in the end (delta: 15.3MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-13 21:22:02,021 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:02,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.85ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.1MB in the end (delta: 5.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-13 21:22:02,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.47ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:02,023 INFO L158 Benchmark]: Boogie Preprocessor took 50.18ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:02,023 INFO L158 Benchmark]: RCFGBuilder took 437.01ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 31.8MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:22:02,024 INFO L158 Benchmark]: CodeCheck took 472.68ms. Allocated memory is still 83.9MB. Free memory was 31.4MB in the beginning and 42.0MB in the end (delta: -10.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:02,024 INFO L158 Benchmark]: Witness Printer took 7.49ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.6MB in the end (delta: 432.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:22:02,030 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1562]: 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 1570. 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] static int staticTrue = 1; [L1549] static int staticFalse = 0; [L1570] CALL printLine("Calling bad()...") VAL [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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_multiply_05_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(staticTrue) [L1558] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1560] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.85ms. Allocated memory is still 83.9MB. Free memory was 56.9MB in the beginning and 51.1MB in the end (delta: 5.8MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.47ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 48.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.18ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.01ms. Allocated memory is still 83.9MB. Free memory was 46.7MB in the beginning and 31.8MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 472.68ms. Allocated memory is still 83.9MB. Free memory was 31.4MB in the beginning and 42.0MB in the end (delta: -10.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.49ms. Allocated memory is still 83.9MB. Free memory was 42.0MB in the beginning and 41.6MB in the end (delta: 432.7kB). 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 21:22:02,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52720f20-b40c-4099-ba35-358622c36956/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