./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_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_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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_57e16071-a534-4afa-8182-dd4391976f4f/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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:12:08,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:12:08,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:12:08,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:12:08,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:12:08,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:12:08,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:12:08,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:12:08,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:12:08,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:12:08,438 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:12:08,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:12:08,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:12:08,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:12:08,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:12:08,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:12:08,441 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:12:08,441 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:12:08,442 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:12:08,444 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:12:08,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:12:08,448 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:12:08,448 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:12:08,449 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:12:08,449 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:12:08,449 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:12:08,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:08,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:12:08,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:12:08,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:12:08,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:12:08,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:12:08,463 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_57e16071-a534-4afa-8182-dd4391976f4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-08 23:12:08,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:12:08,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:12:08,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:12:08,816 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:12:08,816 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:12:08,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i Unable to find full path for "g++" [2024-11-08 23:12:10,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:12:11,155 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:12:11,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-08 23:12:11,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/e7f69738f/4a60f7be251e4e8d896f9029e92afbdd/FLAG1eb2e4f97 [2024-11-08 23:12:11,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/e7f69738f/4a60f7be251e4e8d896f9029e92afbdd [2024-11-08 23:12:11,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:12:11,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:12:11,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:11,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:12:11,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:12:11,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:11" (1/1) ... [2024-11-08 23:12:11,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8f3639 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:11, skipping insertion in model container [2024-11-08 23:12:11,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:11" (1/1) ... [2024-11-08 23:12:11,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:12:12,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:12,493 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:12:12,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:12,844 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:12:12,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12 WrapperNode [2024-11-08 23:12:12,845 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:12,846 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:12,846 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:12:12,847 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:12:12,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,878 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,904 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2024-11-08 23:12:12,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:12,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:12:12,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:12:12,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:12:12,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,926 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,928 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:12:12,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:12:12,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:12:12,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:12:12,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:12" (1/1) ... [2024-11-08 23:12:12,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:12,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:12:12,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:12:12,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:12:12,997 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:12:12,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:12:12,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:12:12,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:12:12,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:12:13,147 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:12:13,149 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:12:13,270 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:12:13,270 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:12:13,324 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:12:13,324 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:12:13,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:13 BoogieIcfgContainer [2024-11-08 23:12:13,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:12:13,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:12:13,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:12:13,335 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:12:13,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:13" (1/1) ... [2024-11-08 23:12:13,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:12:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:12:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:12:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:12:13,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:13,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:13,533 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:12:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:13,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:12:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:13,653 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:12:13,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:12:13 ImpRootNode [2024-11-08 23:12:13,679 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:12:13,680 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:12:13,680 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:12:13,680 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:12:13,681 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:13" (3/4) ... [2024-11-08 23:12:13,684 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:12:13,685 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:12:13,686 INFO L158 Benchmark]: Toolchain (without parser) took 2482.05ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 100.2MB in the beginning and 93.3MB in the end (delta: 6.9MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,686 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:13,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1640.54ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 100.2MB in the beginning and 127.8MB in the end (delta: -27.6MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.60ms. Allocated memory is still 182.5MB. Free memory was 127.8MB in the beginning and 124.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,688 INFO L158 Benchmark]: Boogie Preprocessor took 26.65ms. Allocated memory is still 182.5MB. Free memory was 124.8MB in the beginning and 123.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,689 INFO L158 Benchmark]: RCFGBuilder took 392.48ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 110.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,689 INFO L158 Benchmark]: CodeCheck took 353.16ms. Allocated memory is still 182.5MB. Free memory was 109.0MB in the beginning and 94.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:12:13,690 INFO L158 Benchmark]: Witness Printer took 5.07ms. Allocated memory is still 182.5MB. Free memory was 94.3MB in the beginning and 93.3MB in the end (delta: 970.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:13,693 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: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1576]: 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 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; [L1549] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData; [L1550] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-1073741825, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1640.54ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 100.2MB in the beginning and 127.8MB in the end (delta: -27.6MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.60ms. Allocated memory is still 182.5MB. Free memory was 127.8MB in the beginning and 124.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.65ms. Allocated memory is still 182.5MB. Free memory was 124.8MB in the beginning and 123.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 392.48ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 110.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 353.16ms. Allocated memory is still 182.5MB. Free memory was 109.0MB in the beginning and 94.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.07ms. Allocated memory is still 182.5MB. Free memory was 94.3MB in the beginning and 93.3MB in the end (delta: 970.1kB). 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 23:12:13,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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_57e16071-a534-4afa-8182-dd4391976f4f/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 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:12:16,111 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:12:16,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:12:16,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:12:16,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:12:16,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:12:16,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:12:16,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:12:16,256 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:12:16,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:12:16,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:12:16,259 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:12:16,259 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:12:16,260 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:12:16,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:12:16,262 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:12:16,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:12:16,263 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:12:16,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:12:16,264 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:12:16,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:12:16,268 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:12:16,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:12:16,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:12:16,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:12:16,269 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:16,270 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:12:16,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:12:16,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:16,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:12:16,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:12:16,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:12:16,272 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:12:16,273 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:16,274 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:12:16,274 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_57e16071-a534-4afa-8182-dd4391976f4f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf83fdc9975e9ce1638f0608ea2dc012a86c7b3dcb1b026a1549f7ae7b48308 [2024-11-08 23:12:16,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:12:16,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:12:16,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:12:16,709 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:12:16,710 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:12:16,712 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i Unable to find full path for "g++" [2024-11-08 23:12:18,864 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:12:19,267 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:12:19,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_68_bad.i [2024-11-08 23:12:19,295 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/75b574e85/83687c8182d44fc5ba919eae7a6da341/FLAG4b39ceb4b [2024-11-08 23:12:19,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/data/75b574e85/83687c8182d44fc5ba919eae7a6da341 [2024-11-08 23:12:19,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:12:19,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:12:19,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:19,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:12:19,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:12:19,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:19" (1/1) ... [2024-11-08 23:12:19,461 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36dbbfe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:19, skipping insertion in model container [2024-11-08 23:12:19,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:12:19" (1/1) ... [2024-11-08 23:12:19,523 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:12:20,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:20,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:12:20,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:12:20,973 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:12:20,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20 WrapperNode [2024-11-08 23:12:20,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:12:20,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:20,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:12:20,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:12:20,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,040 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-08 23:12:21,041 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:12:21,042 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:12:21,042 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:12:21,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:12:21,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,063 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,069 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,072 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:12:21,073 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:12:21,073 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:12:21,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:12:21,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:12:20" (1/1) ... [2024-11-08 23:12:21,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:12:21,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:12:21,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:12:21,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:12:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:12:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:12:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:12:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:12:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:12:21,338 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:12:21,341 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:12:21,520 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:12:21,520 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:12:21,589 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:12:21,592 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:12:21,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:21 BoogieIcfgContainer [2024-11-08 23:12:21,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:12:21,593 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:12:21,594 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:12:21,604 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:12:21,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:21" (1/1) ... [2024-11-08 23:12:21,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:12:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:12:21,676 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:12:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:12:21,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:21,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:12:21,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:12:21,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:12:21,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:12:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:21,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:12:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:21,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:12:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:12:22,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:12:22,012 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:12:22,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:12:22 ImpRootNode [2024-11-08 23:12:22,045 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:12:22,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:12:22,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:12:22,048 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:12:22,049 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:21" (3/4) ... [2024-11-08 23:12:22,051 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:12:22,053 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:12:22,054 INFO L158 Benchmark]: Toolchain (without parser) took 2601.57ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 52.5MB in the beginning and 70.3MB in the end (delta: -17.9MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,055 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:22,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1523.71ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 52.2MB in the beginning and 70.9MB in the end (delta: -18.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,057 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.37ms. Allocated memory is still 119.5MB. Free memory was 70.9MB in the beginning and 67.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,058 INFO L158 Benchmark]: Boogie Preprocessor took 30.52ms. Allocated memory is still 119.5MB. Free memory was 67.9MB in the beginning and 65.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,059 INFO L158 Benchmark]: RCFGBuilder took 519.83ms. Allocated memory is still 119.5MB. Free memory was 65.9MB in the beginning and 85.0MB in the end (delta: -19.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,060 INFO L158 Benchmark]: CodeCheck took 451.90ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 71.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:12:22,060 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 119.5MB. Free memory was 71.0MB in the beginning and 70.3MB in the end (delta: 672.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:12:22,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1576]: 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 1563. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1548] int CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; [L1550] int CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=0, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68_bad() [L1554] int data; [L1555] data = 0 [L1557] CWE191_Integer_Underflow__int_fscanf_multiply_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_fscanf_multiply_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_fscanf_multiply_68_badData; VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] COND TRUE data < 0 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1576] data * 2 VAL [CWE191_Integer_Underflow__int_fscanf_multiply_68_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_multiply_68_goodB2GData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 79.7MB. Free memory is still 56.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1523.71ms. Allocated memory was 79.7MB in the beginning and 119.5MB in the end (delta: 39.8MB). Free memory was 52.2MB in the beginning and 70.9MB in the end (delta: -18.7MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.37ms. Allocated memory is still 119.5MB. Free memory was 70.9MB in the beginning and 67.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.52ms. Allocated memory is still 119.5MB. Free memory was 67.9MB in the beginning and 65.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.83ms. Allocated memory is still 119.5MB. Free memory was 65.9MB in the beginning and 85.0MB in the end (delta: -19.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * CodeCheck took 451.90ms. Allocated memory is still 119.5MB. Free memory was 85.0MB in the beginning and 71.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 119.5MB. Free memory was 71.0MB in the beginning and 70.3MB in the end (delta: 672.7kB). 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 23:12:22,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57e16071-a534-4afa-8182-dd4391976f4f/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