./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:49:30,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:49:31,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:49:31,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:49:31,054 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:49:31,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:49:31,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:49:31,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:49:31,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:49:31,089 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:49:31,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:49:31,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:49:31,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:49:31,091 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:49:31,091 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:49:31,092 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:49:31,092 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:49:31,092 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:49:31,092 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:49:31,093 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:49:31,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:49:31,093 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:49:31,093 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:49:31,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:49:31,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:49:31,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:49:31,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:31,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:49:31,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:49:31,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:49:31,095 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:49:31,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:49:31,095 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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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 -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2024-11-13 22:49:31,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:49:31,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:49:31,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:49:31,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:49:31,441 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:49:31,442 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i Unable to find full path for "g++" [2024-11-13 22:49:33,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:49:34,044 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:49:34,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2024-11-13 22:49:34,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/8e6f23b73/74a1ac20625a4f75b4f7d2ff613c6e25/FLAG1d64240df [2024-11-13 22:49:34,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/8e6f23b73/74a1ac20625a4f75b4f7d2ff613c6e25 [2024-11-13 22:49:34,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:49:34,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:49:34,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:34,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:49:34,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:49:34,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:34" (1/1) ... [2024-11-13 22:49:34,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b0c19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:34, skipping insertion in model container [2024-11-13 22:49:34,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:34" (1/1) ... [2024-11-13 22:49:34,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:49:35,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:35,211 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:49:35,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:35,464 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:49:35,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35 WrapperNode [2024-11-13 22:49:35,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:35,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:35,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:49:35,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:49:35,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,546 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-13 22:49:35,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:35,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:49:35,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:49:35,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:49:35,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:49:35,580 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:49:35,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:49:35,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:49:35,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:35,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:49:35,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:49:35,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:49:35,655 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:49:35,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:49:35,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:49:35,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:49:35,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:49:35,820 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:49:35,821 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:49:35,932 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:49:35,932 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:49:35,978 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:49:35,978 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:49:35,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:35 BoogieIcfgContainer [2024-11-13 22:49:35,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:49:35,980 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:49:35,980 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:49:35,991 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:49:35,991 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:35" (1/1) ... [2024-11-13 22:49:36,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:49:36,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:49:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:49:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:49:36,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:36,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:49:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:36,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:36,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:36,310 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:49:36,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:49:36 ImpRootNode [2024-11-13 22:49:36,338 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:49:36,338 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:49:36,338 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:49:36,339 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:49:36,340 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:35" (3/4) ... [2024-11-13 22:49:36,342 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:49:36,344 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:49:36,347 INFO L158 Benchmark]: Toolchain (without parser) took 2228.95ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 75.8MB in the end (delta: 40.2MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-13 22:49:36,348 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.1MB in the end (delta: 210.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:36,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1348.04ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 107.3MB in the end (delta: 8.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-13 22:49:36,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.65ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 104.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:49:36,353 INFO L158 Benchmark]: Boogie Preprocessor took 31.89ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.0MB in the end (delta: 602.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:36,354 INFO L158 Benchmark]: RCFGBuilder took 398.82ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 90.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:49:36,354 INFO L158 Benchmark]: CodeCheck took 358.02ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 75.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:49:36,354 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 142.6MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:36,359 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: 1561]: 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 1569. 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 staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1559] 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, staticFive=5] [L1561] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory was 81.3MB in the beginning and 81.1MB in the end (delta: 210.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1348.04ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 107.3MB in the end (delta: 8.8MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.65ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 104.6MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.89ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 104.0MB in the end (delta: 602.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 398.82ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 90.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 358.02ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 75.8MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.68ms. Allocated memory is still 142.6MB. Free memory is still 75.8MB. 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 22:49:36,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:49:39,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:49:39,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:49:39,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:49:39,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:49:39,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:49:39,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:49:39,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:49:39,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:49:39,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:49:39,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:49:39,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:49:39,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:49:39,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:49:39,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:49:39,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:49:39,385 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:39,385 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:49:39,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:49:39,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:39,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:49:39,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:49:39,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:49:39,386 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:49:39,386 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:39,387 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:49:39,387 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_6874d886-6cd7-4cb4-82ab-c9c546d549a2/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 -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2024-11-13 22:49:39,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:49:39,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:49:39,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:49:39,824 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:49:39,824 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:49:39,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i Unable to find full path for "g++" [2024-11-13 22:49:41,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:49:42,477 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:49:42,478 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2024-11-13 22:49:42,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/fa258a299/608d53b40eb2473bbb65454e7af463f8/FLAG6b43beb95 [2024-11-13 22:49:43,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/data/fa258a299/608d53b40eb2473bbb65454e7af463f8 [2024-11-13 22:49:43,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:49:43,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:49:43,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:43,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:49:43,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:49:43,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:43" (1/1) ... [2024-11-13 22:49:43,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4903b420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:43, skipping insertion in model container [2024-11-13 22:49:43,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:49:43" (1/1) ... [2024-11-13 22:49:43,063 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:49:44,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:44,312 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:49:44,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:49:44,651 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:49:44,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44 WrapperNode [2024-11-13 22:49:44,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:49:44,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:44,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:49:44,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:49:44,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,706 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-13 22:49:44,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:49:44,707 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:49:44,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:49:44,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:49:44,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:49:44,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:49:44,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:49:44,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:49:44,745 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:49:44" (1/1) ... [2024-11-13 22:49:44,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:49:44,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:49:44,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:49:44,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:49:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:49:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:49:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:49:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:49:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:49:45,000 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:49:45,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:49:45,146 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 22:49:45,146 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:49:45,245 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:49:45,248 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:49:45,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:45 BoogieIcfgContainer [2024-11-13 22:49:45,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:49:45,249 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:49:45,250 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:49:45,261 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:49:45,262 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:45" (1/1) ... [2024-11-13 22:49:45,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:49:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:49:45,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 22:49:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 22:49:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:49:45,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:49:45,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:49:45,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:49:45,333 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:49:45,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:49:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:45,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:45,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:45,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:49:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:49:45,653 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:49:45,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:49:45,686 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:49:45,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:49:45 ImpRootNode [2024-11-13 22:49:45,725 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:49:45,727 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:49:45,727 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:49:45,727 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:49:45,729 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:49:45" (3/4) ... [2024-11-13 22:49:45,732 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:49:45,733 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:49:45,736 INFO L158 Benchmark]: Toolchain (without parser) took 2728.29ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 83.2MB in the end (delta: 8.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-13 22:49:45,736 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:45,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1645.86ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 78.6MB in the end (delta: 13.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 22:49:45,737 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.72ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 75.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:45,737 INFO L158 Benchmark]: Boogie Preprocessor took 35.88ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:45,738 INFO L158 Benchmark]: RCFGBuilder took 504.93ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 59.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:49:45,738 INFO L158 Benchmark]: CodeCheck took 475.77ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 83.8MB in the end (delta: -24.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-13 22:49:45,738 INFO L158 Benchmark]: Witness Printer took 6.15ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.2MB in the end (delta: 598.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:49:45,743 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: 1561]: 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 1569. 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 staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1559] 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, staticFive=5] [L1561] 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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1645.86ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 78.6MB in the end (delta: 13.3MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.72ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 75.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.88ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 74.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 504.93ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 59.3MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 475.77ms. Allocated memory is still 117.4MB. Free memory was 59.3MB in the beginning and 83.8MB in the end (delta: -24.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Witness Printer took 6.15ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.2MB in the end (delta: 598.5kB). 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 22:49:45,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6874d886-6cd7-4cb4-82ab-c9c546d549a2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample