./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_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_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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_b61a97a3-2bac-4f40-9be2-0623208b9787/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 48d091eea677e1d4002e1efb6fc49f24fbfd4a0a82babaa918d8b804401cc29f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:04:28,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:04:28,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:04:28,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:04:28,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:04:28,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:04:28,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:04:28,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:04:28,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:04:28,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:04:28,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:04:28,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:04:28,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:04:28,718 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:04:28,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:04:28,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:04:28,719 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:04:28,719 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:04:28,720 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:04:28,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:04:28,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:04:28,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:04:28,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:04:28,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:04:28,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:04:28,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:04:28,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:28,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:04:28,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:04:28,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:04:28,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:04:28,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:04:28,725 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_b61a97a3-2bac-4f40-9be2-0623208b9787/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48d091eea677e1d4002e1efb6fc49f24fbfd4a0a82babaa918d8b804401cc29f [2024-11-08 23:04:29,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:04:29,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:04:29,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:04:29,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:04:29,090 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:04:29,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i Unable to find full path for "g++" [2024-11-08 23:04:30,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:31,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:31,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i [2024-11-08 23:04:31,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/a7014c063/9251f13244c24f4e973e7330e4fd43ea/FLAG397a2c198 [2024-11-08 23:04:31,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/a7014c063/9251f13244c24f4e973e7330e4fd43ea [2024-11-08 23:04:31,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:31,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:31,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:31,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:31,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:31,448 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:31" (1/1) ... [2024-11-08 23:04:31,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1251aa40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:31, skipping insertion in model container [2024-11-08 23:04:31,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:31" (1/1) ... [2024-11-08 23:04:31,510 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:32,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:32,477 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:32,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:32,782 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:32,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32 WrapperNode [2024-11-08 23:04:32,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:32,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:32,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:32,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:32,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,858 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:04:32,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:32,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:32,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:32,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:32,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,875 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:32,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:32,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:32,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:32,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:32" (1/1) ... [2024-11-08 23:04:32,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:32,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:32,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:32,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:04:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:04:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:33,100 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:33,103 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:33,198 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:33,198 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:33,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:33,256 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:04:33,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:33 BoogieIcfgContainer [2024-11-08 23:04:33,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:33,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:33,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:33,271 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:33,271 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:33" (1/1) ... [2024-11-08 23:04:33,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:33,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:33,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:04:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:04:33,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:04:33,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:33,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:04:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:04:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:04:33,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:04:33,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:33,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:04:33,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:33,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:33,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:33,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:33,868 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:04:33,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:04:33 ImpRootNode [2024-11-08 23:04:33,901 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:04:33,902 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:04:33,902 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:04:33,902 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:04:33,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:33" (3/4) ... [2024-11-08 23:04:33,906 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:04:33,907 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:04:33,908 INFO L158 Benchmark]: Toolchain (without parser) took 2467.65ms. Allocated memory is still 153.1MB. Free memory was 122.0MB in the beginning and 73.5MB in the end (delta: 48.5MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2024-11-08 23:04:33,910 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 119.5MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:33,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1345.41ms. Allocated memory is still 153.1MB. Free memory was 122.0MB in the beginning and 114.3MB in the end (delta: 7.7MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-11-08 23:04:33,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.83ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 111.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:04:33,913 INFO L158 Benchmark]: Boogie Preprocessor took 29.09ms. Allocated memory is still 153.1MB. Free memory was 111.2MB in the beginning and 110.4MB in the end (delta: 834.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:33,913 INFO L158 Benchmark]: RCFGBuilder took 367.86ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 95.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:04:33,914 INFO L158 Benchmark]: CodeCheck took 643.39ms. Allocated memory is still 153.1MB. Free memory was 95.7MB in the beginning and 74.3MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:33,914 INFO L158 Benchmark]: Witness Printer took 5.62ms. Allocated memory is still 153.1MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:33,919 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1558] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] 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 0.26ms. Allocated memory is still 119.5MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1345.41ms. Allocated memory is still 153.1MB. Free memory was 122.0MB in the beginning and 114.3MB in the end (delta: 7.7MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.83ms. Allocated memory is still 153.1MB. Free memory was 114.3MB in the beginning and 111.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.09ms. Allocated memory is still 153.1MB. Free memory was 111.2MB in the beginning and 110.4MB in the end (delta: 834.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.86ms. Allocated memory is still 153.1MB. Free memory was 110.4MB in the beginning and 95.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 643.39ms. Allocated memory is still 153.1MB. Free memory was 95.7MB in the beginning and 74.3MB in the end (delta: 21.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.62ms. Allocated memory is still 153.1MB. Free memory is still 73.5MB. 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 23:04:33,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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_b61a97a3-2bac-4f40-9be2-0623208b9787/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 48d091eea677e1d4002e1efb6fc49f24fbfd4a0a82babaa918d8b804401cc29f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:04:36,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:04:36,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:04:36,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:04:36,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:04:36,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:04:36,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:04:36,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:04:36,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:04:36,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:04:36,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:04:36,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:04:36,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:04:36,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:04:36,549 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:04:36,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:04:36,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:04:36,555 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:04:36,556 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:04:36,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:04:36,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:04:36,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:04:36,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:04:36,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:04:36,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:04:36,558 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:36,559 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:04:36,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:04:36,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:36,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:04:36,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:04:36,563 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:04:36,563 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:04:36,564 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:36,564 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:04:36,564 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_b61a97a3-2bac-4f40-9be2-0623208b9787/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48d091eea677e1d4002e1efb6fc49f24fbfd4a0a82babaa918d8b804401cc29f [2024-11-08 23:04:36,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:04:36,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:04:36,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:04:36,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:04:37,001 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:04:37,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i Unable to find full path for "g++" [2024-11-08 23:04:38,998 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:04:39,426 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:04:39,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_02_bad.i [2024-11-08 23:04:39,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/5ff671fe5/823bd0647d524d88b52b7a971d1d08a8/FLAG670290572 [2024-11-08 23:04:39,560 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/data/5ff671fe5/823bd0647d524d88b52b7a971d1d08a8 [2024-11-08 23:04:39,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:04:39,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:04:39,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:39,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:04:39,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:04:39,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:39" (1/1) ... [2024-11-08 23:04:39,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0182f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:39, skipping insertion in model container [2024-11-08 23:04:39,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:04:39" (1/1) ... [2024-11-08 23:04:39,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:04:40,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:40,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:04:40,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:04:41,110 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:04:41,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41 WrapperNode [2024-11-08 23:04:41,111 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:04:41,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:41,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:04:41,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:04:41,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,173 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:04:41,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:04:41,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:04:41,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:04:41,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:04:41,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:04:41,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:04:41,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:04:41,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:04:41,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:04:41,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:04:41,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:04:41,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:04:41,287 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:04:41,288 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:04:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:04:41,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:04:41,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:04:41,519 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:04:41,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:04:41,682 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:04:41,682 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:04:41,763 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:04:41,764 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:04:41,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:41 BoogieIcfgContainer [2024-11-08 23:04:41,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:04:41,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:04:41,765 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:04:41,777 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:04:41,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:41" (1/1) ... [2024-11-08 23:04:41,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:04:41,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:41,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:04:41,853 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:04:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:04:41,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:41,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:41,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:04:41,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:04:41,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:04:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:42,019 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:04:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:04:42,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:04:42,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:04:42,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:04:42,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:04:42,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:04:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:04:42,156 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:04:42,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:04:42,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:04:42,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:04:42,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:04:42,160 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:04:42,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:04:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:42,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:42,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:04:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:04:42,399 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:04:42,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:04:42,403 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:04:42,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:04:42 ImpRootNode [2024-11-08 23:04:42,431 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:04:42,432 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:04:42,432 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:04:42,432 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:04:42,433 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:04:41" (3/4) ... [2024-11-08 23:04:42,435 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:04:42,437 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:04:42,438 INFO L158 Benchmark]: Toolchain (without parser) took 2873.10ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 49.2MB in the beginning and 53.9MB in the end (delta: -4.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,438 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:42,439 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.72ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 35.5MB in the end (delta: 13.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,440 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.21ms. Allocated memory is still 77.6MB. Free memory was 35.5MB in the beginning and 32.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,441 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 66.0MB in the end (delta: -33.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,441 INFO L158 Benchmark]: RCFGBuilder took 551.83ms. Allocated memory is still 94.4MB. Free memory was 66.0MB in the beginning and 49.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,442 INFO L158 Benchmark]: CodeCheck took 666.12ms. Allocated memory is still 94.4MB. Free memory was 49.9MB in the beginning and 54.4MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:04:42,443 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 53.9MB in the end (delta: 498.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:04:42,446 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: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1560]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_multiply_02_bad() [L1550] int data; [L1551] data = 0 [L1558] 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] [L1560] 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 0.23ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.72ms. Allocated memory is still 77.6MB. Free memory was 49.1MB in the beginning and 35.5MB in the end (delta: 13.5MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.21ms. Allocated memory is still 77.6MB. Free memory was 35.5MB in the beginning and 32.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 66.0MB in the end (delta: -33.3MB). Peak memory consumption was 2.5MB. Max. memory is 16.1GB. * RCFGBuilder took 551.83ms. Allocated memory is still 94.4MB. Free memory was 66.0MB in the beginning and 49.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 666.12ms. Allocated memory is still 94.4MB. Free memory was 49.9MB in the beginning and 54.4MB in the end (delta: -4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 94.4MB. Free memory was 54.4MB in the beginning and 53.9MB in the end (delta: 498.7kB). 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 23:04:42,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b61a97a3-2bac-4f40-9be2-0623208b9787/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample