./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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 4d6a3dc027a39c7142f4a6e59b3b9079647e32a17a2f5d2dc587e6490f3912e8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:30,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:30,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:20:30,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:20:30,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:20:30,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:30,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:30,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:30,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:30,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:30,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:30,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:30,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:20:30,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:30,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:30,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:30,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:30,953 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:30,953 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:20:30,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:20:30,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:30,954 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:30,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:30,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:30,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:30,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:30,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:30,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:30,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:30,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:30,957 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:20:30,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:20:30,957 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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d6a3dc027a39c7142f4a6e59b3b9079647e32a17a2f5d2dc587e6490f3912e8 [2024-11-08 22:20:31,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:31,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:31,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:31,244 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:31,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:31,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i Unable to find full path for "g++" [2024-11-08 22:20:33,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:33,251 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:20:33,603 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:33,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i [2024-11-08 22:20:33,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/7dcf1c7bb/f3f383d06254448ea5cd167ecc8167fc/FLAG6a00f6da6 [2024-11-08 22:20:33,660 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/7dcf1c7bb/f3f383d06254448ea5cd167ecc8167fc [2024-11-08 22:20:33,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:33,666 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:33,668 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:33,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:33,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:33,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:33" (1/1) ... [2024-11-08 22:20:33,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4919e273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:33, skipping insertion in model container [2024-11-08 22:20:33,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:33" (1/1) ... [2024-11-08 22:20:33,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:35,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:35,032 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:35,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:35,311 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:35,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35 WrapperNode [2024-11-08 22:20:35,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:35,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:35,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:35,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:35,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,368 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 49 [2024-11-08 22:20:35,369 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:35,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:35,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:35,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:35,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:35,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:35,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:35,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:35,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:35,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:35,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:35,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:20:35,485 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:20:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:35,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:35,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:35,661 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:35,663 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:35,784 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:35,784 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:35,830 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:35,830 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:35,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:35 BoogieIcfgContainer [2024-11-08 22:20:35,831 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:35,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:35,832 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:35,848 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:35,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:35" (1/1) ... [2024-11-08 22:20:35,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:35,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:20:35,914 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:20:35,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:20:35,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:35,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:20:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:36,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:36,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:36,236 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:20:36,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:20:36 ImpRootNode [2024-11-08 22:20:36,271 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:20:36,271 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:20:36,272 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:20:36,272 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:20:36,272 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:35" (3/4) ... [2024-11-08 22:20:36,283 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:20:36,285 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:20:36,286 INFO L158 Benchmark]: Toolchain (without parser) took 2619.71ms. Allocated memory is still 174.1MB. Free memory was 132.1MB in the beginning and 137.3MB in the end (delta: -5.1MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,286 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:36,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1644.49ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 114.5MB in the end (delta: 17.2MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.07ms. Allocated memory is still 174.1MB. Free memory was 114.5MB in the beginning and 111.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,289 INFO L158 Benchmark]: Boogie Preprocessor took 25.60ms. Allocated memory is still 174.1MB. Free memory was 111.2MB in the beginning and 110.3MB in the end (delta: 851.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:36,290 INFO L158 Benchmark]: RCFGBuilder took 435.09ms. Allocated memory is still 174.1MB. Free memory was 110.3MB in the beginning and 95.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,291 INFO L158 Benchmark]: CodeCheck took 439.23ms. Allocated memory is still 174.1MB. Free memory was 95.6MB in the beginning and 80.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,292 INFO L158 Benchmark]: Witness Printer took 13.85ms. Allocated memory is still 174.1MB. Free memory was 80.6MB in the beginning and 137.3MB in the end (delta: -56.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:36,298 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: 1578]: 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 1559. 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); [L1559] 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] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53d_badSink(data) [L1576] 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] [L1578] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1644.49ms. Allocated memory is still 174.1MB. Free memory was 131.7MB in the beginning and 114.5MB in the end (delta: 17.2MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.07ms. Allocated memory is still 174.1MB. Free memory was 114.5MB in the beginning and 111.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.60ms. Allocated memory is still 174.1MB. Free memory was 111.2MB in the beginning and 110.3MB in the end (delta: 851.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 435.09ms. Allocated memory is still 174.1MB. Free memory was 110.3MB in the beginning and 95.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 439.23ms. Allocated memory is still 174.1MB. Free memory was 95.6MB in the beginning and 80.6MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 13.85ms. Allocated memory is still 174.1MB. Free memory was 80.6MB in the beginning and 137.3MB in the end (delta: -56.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:20:36,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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 4d6a3dc027a39c7142f4a6e59b3b9079647e32a17a2f5d2dc587e6490f3912e8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:38,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:38,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:20:38,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:38,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:38,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:38,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:38,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:38,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:38,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:38,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:38,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:38,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:38,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:38,882 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:20:38,883 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:20:38,883 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:38,884 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:20:38,884 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:20:38,887 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:20:38,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:38,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:38,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:38,889 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:38,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:38,890 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:38,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:20:38,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:38,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:38,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:38,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:38,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:38,896 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:20:38,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:38,896 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:20:38,897 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_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d6a3dc027a39c7142f4a6e59b3b9079647e32a17a2f5d2dc587e6490f3912e8 [2024-11-08 22:20:39,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:39,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:39,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:39,307 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:39,308 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:39,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i Unable to find full path for "g++" [2024-11-08 22:20:41,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:42,028 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:42,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_53_bad.i [2024-11-08 22:20:42,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/5bf281fb3/f7765cd372f8481e84cc7e16458495cb/FLAG1a091a740 [2024-11-08 22:20:42,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/data/5bf281fb3/f7765cd372f8481e84cc7e16458495cb [2024-11-08 22:20:42,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:42,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:42,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:42,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:42,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:42,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:42" (1/1) ... [2024-11-08 22:20:42,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd530ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:42, skipping insertion in model container [2024-11-08 22:20:42,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:42" (1/1) ... [2024-11-08 22:20:42,305 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:43,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:43,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:43,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:44,135 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:44,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44 WrapperNode [2024-11-08 22:20:44,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:44,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:44,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:44,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:44,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,193 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 48 [2024-11-08 22:20:44,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:44,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:44,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:44,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:44,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:44,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:44,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:44,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:44,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:44,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:44,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:44,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:44,301 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:20:44,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:20:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:44,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:44,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:44,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:44,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:44,603 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:44,603 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:44,664 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:44,665 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:44,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:44 BoogieIcfgContainer [2024-11-08 22:20:44,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:44,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:44,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:44,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:44,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:44" (1/1) ... [2024-11-08 22:20:44,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:44,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:20:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:20:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:20:44,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:44,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:44,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:20:44,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:20:44,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:20:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:44,960 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:45,083 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:45,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:20:45,128 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:20:45,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:20:45 ImpRootNode [2024-11-08 22:20:45,163 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:20:45,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:20:45,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:20:45,165 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:20:45,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:44" (3/4) ... [2024-11-08 22:20:45,169 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:20:45,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:20:45,171 INFO L158 Benchmark]: Toolchain (without parser) took 2966.08ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 47.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,172 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 73.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:45,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1927.73ms. Allocated memory is still 92.3MB. Free memory was 64.5MB in the beginning and 53.1MB in the end (delta: 11.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.78ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 50.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,174 INFO L158 Benchmark]: Boogie Preprocessor took 29.69ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 48.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,176 INFO L158 Benchmark]: RCFGBuilder took 440.53ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 61.7MB in the end (delta: -13.4MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,176 INFO L158 Benchmark]: CodeCheck took 497.16ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 47.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:20:45,177 INFO L158 Benchmark]: Witness Printer took 5.47ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.0MB in the end (delta: 467.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:45,181 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: 1578]: 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 1559. 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); [L1559] 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] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_fscanf_multiply_53d_badSink(data) [L1576] 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] [L1578] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.7MB in the end (delta: 73.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1927.73ms. Allocated memory is still 92.3MB. Free memory was 64.5MB in the beginning and 53.1MB in the end (delta: 11.3MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.78ms. Allocated memory is still 92.3MB. Free memory was 53.1MB in the beginning and 50.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.69ms. Allocated memory is still 92.3MB. Free memory was 50.3MB in the beginning and 48.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.53ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 61.7MB in the end (delta: -13.4MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * CodeCheck took 497.16ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 47.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.47ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.0MB in the end (delta: 467.3kB). 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 22:20:45,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f693f96-77e9-4287-82f5-5e2b2ed2b062/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