./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/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_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/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_364fc1fa-8f95-4622-9d2b-439b6df5a597/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 6cc8c7a8f353df873f3a0acbb623488539232f8eb7d059b435f22b5708486efb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:11,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:11,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:06:11,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:06:11,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:06:11,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:11,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:11,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:11,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:11,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:11,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:11,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:11,195 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:06:11,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:11,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:11,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:11,197 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:11,197 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:11,197 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:11,198 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:11,198 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:11,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:11,203 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:11,203 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:11,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:11,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:11,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:11,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:11,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:11,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:11,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:06:11,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:06:11,211 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_364fc1fa-8f95-4622-9d2b-439b6df5a597/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cc8c7a8f353df873f3a0acbb623488539232f8eb7d059b435f22b5708486efb [2024-11-08 22:06:11,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:11,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:11,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:11,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:11,535 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:11,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 22:06:13,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:14,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:14,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i [2024-11-08 22:06:14,142 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/88f25b772/9d6f530e9bd24cfb9b1621882a055b5a/FLAG2c2890796 [2024-11-08 22:06:14,295 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/88f25b772/9d6f530e9bd24cfb9b1621882a055b5a [2024-11-08 22:06:14,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:14,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:14,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:14,302 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:14,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:14,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:14" (1/1) ... [2024-11-08 22:06:14,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10dae16f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:14, skipping insertion in model container [2024-11-08 22:06:14,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:14" (1/1) ... [2024-11-08 22:06:14,376 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:15,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:15,436 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:15,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:15,734 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:15,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15 WrapperNode [2024-11-08 22:06:15,735 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:15,736 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:15,736 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:15,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:15,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,824 INFO L138 Inliner]: procedures = 498, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 52 [2024-11-08 22:06:15,825 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:15,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:15,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:15,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:15,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,841 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:15,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:15,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:15,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:15,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:15" (1/1) ... [2024-11-08 22:06:15,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:15,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:15,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:15,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:15,956 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:15,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:15,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:06:15,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:15,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:15,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:15,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:06:16,117 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:16,120 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:16,243 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:16,243 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:16,293 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:16,294 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:16,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:16 BoogieIcfgContainer [2024-11-08 22:06:16,294 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:16,295 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:16,296 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:16,309 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:16,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:16" (1/1) ... [2024-11-08 22:06:16,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:06:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:06:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:16,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:16,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:16,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:16,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:16,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:16,769 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:06:16,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:16 ImpRootNode [2024-11-08 22:06:16,800 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:16,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:16,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:16,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:16,802 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:16" (3/4) ... [2024-11-08 22:06:16,805 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:16,806 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:16,808 INFO L158 Benchmark]: Toolchain (without parser) took 2507.51ms. Allocated memory is still 157.3MB. Free memory was 118.9MB in the beginning and 112.8MB in the end (delta: 6.0MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,808 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 113.2MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:16,809 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.73ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 91.1MB in the end (delta: 27.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.57ms. Allocated memory is still 157.3MB. Free memory was 91.1MB in the beginning and 88.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,811 INFO L158 Benchmark]: Boogie Preprocessor took 43.31ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,811 INFO L158 Benchmark]: RCFGBuilder took 424.68ms. Allocated memory is still 157.3MB. Free memory was 86.1MB in the beginning and 72.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,812 INFO L158 Benchmark]: CodeCheck took 504.56ms. Allocated memory is still 157.3MB. Free memory was 71.4MB in the beginning and 113.9MB in the end (delta: -42.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:16,813 INFO L158 Benchmark]: Witness Printer took 6.10ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 112.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:16,816 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_fscanf_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_fscanf_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] 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] [L1571] 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 0.37ms. Allocated memory is still 113.2MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.73ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 91.1MB in the end (delta: 27.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.57ms. Allocated memory is still 157.3MB. Free memory was 91.1MB in the beginning and 88.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.31ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 86.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.68ms. Allocated memory is still 157.3MB. Free memory was 86.1MB in the beginning and 72.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 504.56ms. Allocated memory is still 157.3MB. Free memory was 71.4MB in the beginning and 113.9MB in the end (delta: -42.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.10ms. Allocated memory is still 157.3MB. Free memory was 113.9MB in the beginning and 112.8MB in the end (delta: 1.0MB). 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 22:06:16,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/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_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/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_364fc1fa-8f95-4622-9d2b-439b6df5a597/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 6cc8c7a8f353df873f3a0acbb623488539232f8eb7d059b435f22b5708486efb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:06:19,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:06:19,555 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:06:19,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:06:19,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:06:19,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:06:19,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:06:19,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:06:19,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:06:19,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:06:19,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:06:19,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:06:19,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:06:19,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:06:19,590 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:06:19,591 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:06:19,591 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:06:19,591 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:06:19,592 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:06:19,592 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:06:19,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:06:19,593 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:06:19,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:06:19,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:06:19,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:06:19,595 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:19,595 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:06:19,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:06:19,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:19,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:06:19,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:06:19,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:06:19,598 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:06:19,598 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:19,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:06:19,599 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_364fc1fa-8f95-4622-9d2b-439b6df5a597/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cc8c7a8f353df873f3a0acbb623488539232f8eb7d059b435f22b5708486efb [2024-11-08 22:06:20,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:20,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:20,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:20,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:20,099 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:20,101 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i Unable to find full path for "g++" [2024-11-08 22:06:22,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:22,832 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:22,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_66_bad.i [2024-11-08 22:06:22,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/84bb012e0/3bee3974283548d8ac871c30c0bf79ab/FLAG0584c0bad [2024-11-08 22:06:22,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/data/84bb012e0/3bee3974283548d8ac871c30c0bf79ab [2024-11-08 22:06:22,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:22,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:22,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:22,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:22,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:22,963 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:22" (1/1) ... [2024-11-08 22:06:22,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39daf7c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:22, skipping insertion in model container [2024-11-08 22:06:22,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:22" (1/1) ... [2024-11-08 22:06:23,038 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:24,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:24,026 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:24,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:24,348 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:24,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24 WrapperNode [2024-11-08 22:06:24,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:24,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:24,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:24,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:24,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,436 INFO L138 Inliner]: procedures = 503, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-08 22:06:24,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:24,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:24,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:24,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:24,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,465 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,466 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,485 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:24,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:24,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:24,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:24,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:24" (1/1) ... [2024-11-08 22:06:24,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:24,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:24,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:24,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:24,581 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:06:24,582 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:06:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:24,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:24,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:06:24,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:24,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:06:24,809 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:24,812 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:25,004 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:25,004 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:25,079 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:25,079 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:25,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:25 BoogieIcfgContainer [2024-11-08 22:06:25,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:25,084 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:25,086 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:25,097 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:25,098 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:25" (1/1) ... [2024-11-08 22:06:25,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:25,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:06:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:06:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:25,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:25,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:25,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:25,191 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:25,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:25,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:25,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:25,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:06:25,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:06:25,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:06:25,660 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:06:25,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:06:25 ImpRootNode [2024-11-08 22:06:25,699 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:06:25,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:06:25,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:06:25,702 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:06:25,702 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:25" (3/4) ... [2024-11-08 22:06:25,719 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:06:25,720 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:06:25,722 INFO L158 Benchmark]: Toolchain (without parser) took 2769.72ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.8MB in the beginning and 83.5MB in the end (delta: -24.7MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,723 INFO L158 Benchmark]: CDTParser took 3.74ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 151.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1395.12ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.6MB in the beginning and 58.3MB in the end (delta: 302.8kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.75ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 55.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,726 INFO L158 Benchmark]: Boogie Preprocessor took 54.73ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 83.4MB in the end (delta: -28.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,727 INFO L158 Benchmark]: RCFGBuilder took 587.02ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 66.0MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,728 INFO L158 Benchmark]: CodeCheck took 615.55ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 50.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,729 INFO L158 Benchmark]: Witness Printer took 20.52ms. Allocated memory is still 113.2MB. Free memory was 50.0MB in the beginning and 83.5MB in the end (delta: -33.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:06:25,733 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: 0.5s, 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: 1571]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE191_Integer_Underflow__int_fscanf_multiply_66_bad() [L1551] int data; [L1552] int dataArray[5]; [L1553] data = 0 [L1555] dataArray[2] = data [L1556] CALL CWE191_Integer_Underflow__int_fscanf_multiply_66b_badSink(dataArray) [L1568] EXPR dataArray[2] [L1568] int data = dataArray[2]; [L1569] 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] [L1571] 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 3.74ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.8MB in the end (delta: 151.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1395.12ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 58.6MB in the beginning and 58.3MB in the end (delta: 302.8kB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.75ms. Allocated memory is still 113.2MB. Free memory was 58.3MB in the beginning and 55.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.73ms. Allocated memory is still 113.2MB. Free memory was 55.3MB in the beginning and 83.4MB in the end (delta: -28.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 587.02ms. Allocated memory is still 113.2MB. Free memory was 83.4MB in the beginning and 66.0MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 615.55ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 50.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 20.52ms. Allocated memory is still 113.2MB. Free memory was 50.0MB in the beginning and 83.5MB in the end (delta: -33.5MB). 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 22:06:25,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_364fc1fa-8f95-4622-9d2b-439b6df5a597/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