./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk --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 baa5a643c93258b3103f7368da801fc66c9fbcdda90010c9be8d76c1a5cba9f4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:32,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:32,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:28:32,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:28:32,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:28:32,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:32,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:32,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:32,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:32,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:32,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:32,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:32,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:28:32,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:32,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:32,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:32,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:32,552 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:32,555 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:28:32,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:28:32,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:32,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:32,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:32,562 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:32,562 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:32,562 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:32,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:32,563 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:32,563 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:32,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:32,564 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:28:32,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:28:32,567 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa5a643c93258b3103f7368da801fc66c9fbcdda90010c9be8d76c1a5cba9f4 [2024-11-08 22:28:32,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:32,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:32,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:32,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:32,894 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:32,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i Unable to find full path for "g++" [2024-11-08 22:28:35,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:35,437 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:35,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i [2024-11-08 22:28:35,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/b3978d6e2/72f4651eeefd4ab19422e9d41692008a/FLAG2045688cf [2024-11-08 22:28:35,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/b3978d6e2/72f4651eeefd4ab19422e9d41692008a [2024-11-08 22:28:35,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:35,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:35,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:35,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:35,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:35,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:35" (1/1) ... [2024-11-08 22:28:35,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28717890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:35, skipping insertion in model container [2024-11-08 22:28:35,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:35" (1/1) ... [2024-11-08 22:28:35,765 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:36,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:36,942 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:37,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:37,264 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:37,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37 WrapperNode [2024-11-08 22:28:37,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:37,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:37,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:37,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:37,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,341 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-08 22:28:37,342 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:37,343 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:37,343 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:37,343 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:37,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,382 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,390 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:37,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:37,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:37,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:37,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:37,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:37,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:37,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:37,489 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:28:37,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:28:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:37,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:37,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:37,667 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:37,670 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:37,845 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:37,846 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:37,908 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:37,910 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:37,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:37 BoogieIcfgContainer [2024-11-08 22:28:37,913 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:37,914 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:37,915 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:37,927 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:37,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:37" (1/1) ... [2024-11-08 22:28:37,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:38,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:28:38,022 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:28:38,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:28:38,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:38,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:28:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:38,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:38,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:38,340 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:28:38,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:28:38 ImpRootNode [2024-11-08 22:28:38,385 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:28:38,386 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:28:38,389 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:28:38,390 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:28:38,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:37" (3/4) ... [2024-11-08 22:28:38,394 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:28:38,396 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:28:38,399 INFO L158 Benchmark]: Toolchain (without parser) took 2727.85ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 105.3MB in the beginning and 117.2MB in the end (delta: -11.8MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,400 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 91.3MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:38,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1593.21ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 105.3MB in the beginning and 151.8MB in the end (delta: -46.5MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,404 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.90ms. Allocated memory is still 211.8MB. Free memory was 151.8MB in the beginning and 148.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,404 INFO L158 Benchmark]: Boogie Preprocessor took 47.11ms. Allocated memory is still 211.8MB. Free memory was 148.6MB in the beginning and 147.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:38,406 INFO L158 Benchmark]: RCFGBuilder took 522.81ms. Allocated memory is still 211.8MB. Free memory was 147.5MB in the beginning and 133.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,406 INFO L158 Benchmark]: CodeCheck took 471.05ms. Allocated memory is still 211.8MB. Free memory was 133.0MB in the beginning and 118.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,408 INFO L158 Benchmark]: Witness Printer took 11.54ms. Allocated memory is still 211.8MB. Free memory was 118.2MB in the beginning and 117.2MB in the end (delta: 977.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:38,415 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1556]: 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 1571. 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 CWE191_Integer_Underflow__int_fscanf_multiply_45_badData; [L1549] static int CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_fscanf_multiply_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE191_Integer_Underflow__int_fscanf_multiply_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_fscanf_multiply_45_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, 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] [L1554] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, 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] [L1556] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 144.7MB. Free memory was 91.5MB in the beginning and 91.3MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1593.21ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 105.3MB in the beginning and 151.8MB in the end (delta: -46.5MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.90ms. Allocated memory is still 211.8MB. Free memory was 151.8MB in the beginning and 148.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.11ms. Allocated memory is still 211.8MB. Free memory was 148.6MB in the beginning and 147.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.81ms. Allocated memory is still 211.8MB. Free memory was 147.5MB in the beginning and 133.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 471.05ms. Allocated memory is still 211.8MB. Free memory was 133.0MB in the beginning and 118.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 11.54ms. Allocated memory is still 211.8MB. Free memory was 118.2MB in the beginning and 117.2MB in the end (delta: 977.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:28:38,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk --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 baa5a643c93258b3103f7368da801fc66c9fbcdda90010c9be8d76c1a5cba9f4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:28:41,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:28:41,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:28:41,499 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:28:41,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:28:41,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:28:41,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:28:41,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:28:41,505 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:28:41,506 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:28:41,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:28:41,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:28:41,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:28:41,507 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:28:41,509 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:28:41,510 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:28:41,510 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:28:41,513 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:28:41,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:28:41,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:28:41,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:28:41,515 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:28:41,518 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:28:41,519 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:28:41,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:28:41,519 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:41,520 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:28:41,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:28:41,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:41,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:28:41,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:28:41,521 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:28:41,522 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:28:41,523 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:41,524 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:28:41,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> baa5a643c93258b3103f7368da801fc66c9fbcdda90010c9be8d76c1a5cba9f4 [2024-11-08 22:28:41,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:28:42,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:28:42,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:28:42,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:28:42,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:28:42,009 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i Unable to find full path for "g++" [2024-11-08 22:28:44,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:28:44,903 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:28:44,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_45_bad.i [2024-11-08 22:28:44,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/acc51a1c0/56acdf99d0784a20b7818141ebe02138/FLAG3f1cf18b1 [2024-11-08 22:28:44,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/data/acc51a1c0/56acdf99d0784a20b7818141ebe02138 [2024-11-08 22:28:44,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:28:44,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:28:45,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:45,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:28:45,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:28:45,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:44" (1/1) ... [2024-11-08 22:28:45,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ddbaca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:45, skipping insertion in model container [2024-11-08 22:28:45,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:28:44" (1/1) ... [2024-11-08 22:28:45,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:28:46,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:46,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:28:46,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:28:46,577 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:28:46,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46 WrapperNode [2024-11-08 22:28:46,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:28:46,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:46,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:28:46,582 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:28:46,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,665 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-08 22:28:46,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:28:46,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:28:46,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:28:46,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:28:46,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,703 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,713 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:28:46,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:28:46,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:28:46,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:28:46,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:28:46" (1/1) ... [2024-11-08 22:28:46,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:28:46,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:28:46,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:28:46,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:28:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:28:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:28:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:28:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:28:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:28:46,946 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:28:46,949 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:28:47,121 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 22:28:47,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:28:47,199 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:28:47,199 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:28:47,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:47 BoogieIcfgContainer [2024-11-08 22:28:47,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:28:47,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:28:47,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:28:47,212 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:28:47,213 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:47" (1/1) ... [2024-11-08 22:28:47,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:28:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:28:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:28:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:28:47,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:47,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:47,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:47,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:47,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:28:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:47,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:47,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:28:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:28:47,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:28:47,685 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:28:47,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:28:47 ImpRootNode [2024-11-08 22:28:47,725 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:28:47,725 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:28:47,725 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:28:47,726 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:28:47,726 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:28:47" (3/4) ... [2024-11-08 22:28:47,730 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:28:47,731 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:28:47,732 INFO L158 Benchmark]: Toolchain (without parser) took 2737.19ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 26.7MB in the beginning and 41.1MB in the end (delta: -14.4MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,733 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:47,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1577.92ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 26.4MB in the beginning and 50.0MB in the end (delta: -23.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.27ms. Allocated memory is still 90.2MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,736 INFO L158 Benchmark]: Boogie Preprocessor took 52.50ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,736 INFO L158 Benchmark]: RCFGBuilder took 479.30ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 55.3MB in the end (delta: -10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,738 INFO L158 Benchmark]: CodeCheck took 523.20ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 41.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:28:47,738 INFO L158 Benchmark]: Witness Printer took 6.30ms. Allocated memory is still 90.2MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:28:47,742 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1556]: 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 1571. 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 CWE191_Integer_Underflow__int_fscanf_multiply_45_badData; [L1549] static int CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData; [L1571] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE191_Integer_Underflow__int_fscanf_multiply_45_bad() [L1562] int data; [L1563] data = 0 [L1565] CWE191_Integer_Underflow__int_fscanf_multiply_45_badData = data [L1566] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_fscanf_multiply_45_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, 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] [L1554] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, 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] [L1556] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1577.92ms. Allocated memory was 60.8MB in the beginning and 90.2MB in the end (delta: 29.4MB). Free memory was 26.4MB in the beginning and 50.0MB in the end (delta: -23.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.27ms. Allocated memory is still 90.2MB. Free memory was 50.0MB in the beginning and 47.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.50ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.30ms. Allocated memory is still 90.2MB. Free memory was 45.1MB in the beginning and 55.3MB in the end (delta: -10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 523.20ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 41.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.30ms. Allocated memory is still 90.2MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:28:47,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2e3db6d-e061-4f10-b3f0-b42ed76e133d/bin/ukojak-verify-ImItNfHLgk/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