./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_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_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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_c7face42-b977-40a7-b898-097c48c685e1/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 574a047dedeb31c026884006642d8a9f481905af765f6f4c49184c21320398f2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:27:37,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:27:37,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:27:37,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:27:37,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:27:37,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:27:37,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:27:37,675 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:27:37,676 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:27:37,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:27:37,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:27:37,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:27:37,678 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:27:37,678 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:27:37,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:27:37,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:27:37,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:27:37,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:27:37,686 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:27:37,687 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:27:37,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:27:37,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:27:37,689 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:27:37,692 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:27:37,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:27:37,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:27:37,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:27:37,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:27:37,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:27:37,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:27:37,695 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:27:37,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:27:37,696 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_c7face42-b977-40a7-b898-097c48c685e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 574a047dedeb31c026884006642d8a9f481905af765f6f4c49184c21320398f2 [2024-11-08 23:27:38,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:27:38,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:27:38,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:27:38,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:27:38,040 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:27:38,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i Unable to find full path for "g++" [2024-11-08 23:27:40,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:27:40,604 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:27:40,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i [2024-11-08 23:27:40,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/05d031674/5e7efe30f7bb4fd9b44c2f2c8c806609/FLAG17e859708 [2024-11-08 23:27:40,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/05d031674/5e7efe30f7bb4fd9b44c2f2c8c806609 [2024-11-08 23:27:40,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:27:40,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:27:40,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:27:40,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:27:40,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:27:40,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:27:40" (1/1) ... [2024-11-08 23:27:40,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f19643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:40, skipping insertion in model container [2024-11-08 23:27:40,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:27:40" (1/1) ... [2024-11-08 23:27:40,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:27:41,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:27:41,779 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:27:41,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:27:42,081 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:27:42,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42 WrapperNode [2024-11-08 23:27:42,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:27:42,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:27:42,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:27:42,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:27:42,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,161 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-08 23:27:42,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:27:42,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:27:42,162 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:27:42,162 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:27:42,176 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,184 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,185 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:27:42,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:27:42,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:27:42,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:27:42,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:27:42,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:27:42,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:27:42,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:27:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:27:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:27:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:27:42,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:27:42,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:27:42,434 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:27:42,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:27:42,567 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:27:42,567 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:27:42,631 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:27:42,631 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:27:42,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:42 BoogieIcfgContainer [2024-11-08 23:27:42,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:27:42,632 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:27:42,633 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:27:42,645 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:27:42,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:42" (1/1) ... [2024-11-08 23:27:42,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:27:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:27:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:27:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:27:42,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:42,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:27:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:42,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:27:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:43,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:27:43,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:43,089 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:27:43,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:27:43 ImpRootNode [2024-11-08 23:27:43,121 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:27:43,122 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:27:43,122 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:27:43,123 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:27:43,123 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:42" (3/4) ... [2024-11-08 23:27:43,126 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:27:43,127 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:27:43,128 INFO L158 Benchmark]: Toolchain (without parser) took 2459.78ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 96.1MB in the beginning and 128.6MB in the end (delta: -32.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,128 INFO L158 Benchmark]: CDTParser took 1.40ms. Allocated memory is still 109.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:27:43,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1412.74ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 95.8MB in the beginning and 109.0MB in the end (delta: -13.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.79ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,130 INFO L158 Benchmark]: Boogie Preprocessor took 43.96ms. Allocated memory is still 167.8MB. Free memory was 106.5MB in the beginning and 104.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,131 INFO L158 Benchmark]: RCFGBuilder took 424.98ms. Allocated memory is still 167.8MB. Free memory was 104.8MB in the beginning and 90.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,132 INFO L158 Benchmark]: CodeCheck took 489.13ms. Allocated memory is still 167.8MB. Free memory was 90.1MB in the beginning and 129.7MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:27:43,132 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 128.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:43,136 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 CWE191_Integer_Underflow__int_fscanf_multiply_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [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 1.40ms. Allocated memory is still 109.1MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1412.74ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 95.8MB in the beginning and 109.0MB in the end (delta: -13.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.79ms. Allocated memory is still 167.8MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.96ms. Allocated memory is still 167.8MB. Free memory was 106.5MB in the beginning and 104.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.98ms. Allocated memory is still 167.8MB. Free memory was 104.8MB in the beginning and 90.1MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 489.13ms. Allocated memory is still 167.8MB. Free memory was 90.1MB in the beginning and 129.7MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 128.6MB in the end (delta: 1.1MB). 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 23:27:43,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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_c7face42-b977-40a7-b898-097c48c685e1/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 574a047dedeb31c026884006642d8a9f481905af765f6f4c49184c21320398f2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:27:45,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:27:45,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:27:45,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:27:45,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:27:45,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:27:45,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:27:45,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:27:45,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:27:45,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:27:45,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:27:45,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:27:45,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:27:45,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:27:45,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:27:45,842 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:27:45,842 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:27:45,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:27:45,846 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:27:45,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:27:45,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:27:45,851 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:27:45,851 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:27:45,851 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:27:45,851 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:27:45,852 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:45,852 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:27:45,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:27:45,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:27:45,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:27:45,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:27:45,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:27:45,854 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:27:45,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:45,855 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:27:45,856 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_c7face42-b977-40a7-b898-097c48c685e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 574a047dedeb31c026884006642d8a9f481905af765f6f4c49184c21320398f2 [2024-11-08 23:27:46,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:27:46,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:27:46,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:27:46,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:27:46,297 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:27:46,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i Unable to find full path for "g++" [2024-11-08 23:27:48,340 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:27:48,773 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:27:48,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_13_bad.i [2024-11-08 23:27:48,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/0e5cab338/b3b9b9c5021e4f4ab9e9603282dd29bd/FLAG68602ae09 [2024-11-08 23:27:48,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/data/0e5cab338/b3b9b9c5021e4f4ab9e9603282dd29bd [2024-11-08 23:27:48,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:27:48,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:27:48,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:27:48,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:27:48,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:27:48,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:27:48" (1/1) ... [2024-11-08 23:27:48,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b55223a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:48, skipping insertion in model container [2024-11-08 23:27:48,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:27:48" (1/1) ... [2024-11-08 23:27:48,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:27:50,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:27:50,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:27:50,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:27:50,439 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:27:50,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50 WrapperNode [2024-11-08 23:27:50,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:27:50,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:27:50,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:27:50,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:27:50,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,502 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-08 23:27:50,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:27:50,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:27:50,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:27:50,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:27:50,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,517 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:27:50,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:27:50,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:27:50,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:27:50,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:27:50,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:27:50,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:27:50,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:27:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:27:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:27:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:27:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:27:50,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:27:50,767 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:27:50,770 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:27:50,912 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:27:50,913 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:27:50,965 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:27:50,965 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:27:50,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:50 BoogieIcfgContainer [2024-11-08 23:27:50,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:27:50,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:27:50,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:27:50,977 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:27:50,978 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:50" (1/1) ... [2024-11-08 23:27:50,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:27:51,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:51,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:27:51,042 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:27:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:27:51,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:51,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:51,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:27:51,058 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:27:51,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:27:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:51,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:27:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:51,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:27:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:27:51,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:27:51,445 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:27:51,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:27:51 ImpRootNode [2024-11-08 23:27:51,479 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:27:51,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:27:51,482 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:27:51,483 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:27:51,483 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:27:50" (3/4) ... [2024-11-08 23:27:51,487 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:27:51,488 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:27:51,489 INFO L158 Benchmark]: Toolchain (without parser) took 2654.66ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.5MB in the beginning and 49.0MB in the end (delta: -493.7kB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,490 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 75.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:27:51,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1602.18ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.3MB in the beginning and 54.3MB in the end (delta: -6.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.73ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 51.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,493 INFO L158 Benchmark]: Boogie Preprocessor took 36.62ms. Allocated memory is still 104.9MB. Free memory was 51.3MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,495 INFO L158 Benchmark]: RCFGBuilder took 424.47ms. Allocated memory is still 104.9MB. Free memory was 49.3MB in the beginning and 63.1MB in the end (delta: -13.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,496 INFO L158 Benchmark]: CodeCheck took 512.87ms. Allocated memory is still 104.9MB. Free memory was 63.1MB in the beginning and 49.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:27:51,497 INFO L158 Benchmark]: Witness Printer took 7.32ms. Allocated memory is still 104.9MB. Free memory was 49.6MB in the beginning and 49.0MB in the end (delta: 560.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:27:51,502 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 CWE191_Integer_Underflow__int_fscanf_multiply_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] 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] [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 0.47ms. Allocated memory is still 75.5MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1602.18ms. Allocated memory was 75.5MB in the beginning and 104.9MB in the end (delta: 29.4MB). Free memory was 48.3MB in the beginning and 54.3MB in the end (delta: -6.0MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.73ms. Allocated memory is still 104.9MB. Free memory was 54.3MB in the beginning and 51.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.62ms. Allocated memory is still 104.9MB. Free memory was 51.3MB in the beginning and 49.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 424.47ms. Allocated memory is still 104.9MB. Free memory was 49.3MB in the beginning and 63.1MB in the end (delta: -13.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * CodeCheck took 512.87ms. Allocated memory is still 104.9MB. Free memory was 63.1MB in the beginning and 49.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.32ms. Allocated memory is still 104.9MB. Free memory was 49.6MB in the beginning and 49.0MB in the end (delta: 560.6kB). 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 23:27:51,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7face42-b977-40a7-b898-097c48c685e1/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