./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_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_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/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_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/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_4d13d852-50db-436a-9da2-924cbd07f679/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 8cf264415de1fc35370addb0f6f0c0478532b2bff70df8689ee08805afbf16dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:05,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:05,807 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:12:05,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:05,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:05,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:05,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:05,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:05,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:05,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:05,863 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:05,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:05,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:05,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:05,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:05,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:05,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:05,868 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:05,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:12:05,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:12:05,869 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:05,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:05,873 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:05,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:05,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:05,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:05,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:05,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:05,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:05,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:05,877 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:05,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:05,878 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_4d13d852-50db-436a-9da2-924cbd07f679/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf264415de1fc35370addb0f6f0c0478532b2bff70df8689ee08805afbf16dc [2024-11-09 00:12:06,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:06,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:06,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:06,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:06,249 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:06,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i Unable to find full path for "g++" [2024-11-09 00:12:08,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:08,799 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:08,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i [2024-11-09 00:12:08,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/88d0ae8b5/66594630587a4436955af982b1853112/FLAG7d1b405bf [2024-11-09 00:12:08,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/88d0ae8b5/66594630587a4436955af982b1853112 [2024-11-09 00:12:08,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:08,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:08,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:08,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:08,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:08,870 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:08" (1/1) ... [2024-11-09 00:12:08,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216c23eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:08, skipping insertion in model container [2024-11-09 00:12:08,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:08" (1/1) ... [2024-11-09 00:12:08,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:10,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:10,024 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:10,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:10,254 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:10,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10 WrapperNode [2024-11-09 00:12:10,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:10,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:10,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:10,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:10,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,300 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,339 INFO L138 Inliner]: procedures = 497, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-11-09 00:12:10,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:10,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:10,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:10,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:10,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,385 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:10,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:10,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:10,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:10,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:10,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:10,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:10,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:10,468 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:12:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:12:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-09 00:12:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-09 00:12:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:10,625 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:10,627 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:10,788 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:10,788 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:10,865 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:10,865 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:12:10,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:10 BoogieIcfgContainer [2024-11-09 00:12:10,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:10,867 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:10,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:10,877 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:10,877 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:10" (1/1) ... [2024-11-09 00:12:10,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2024-11-09 00:12:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2024-11-09 00:12:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:12:10,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:10,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:11,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:11,252 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:11,312 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:12:11,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:12:11 ImpRootNode [2024-11-09 00:12:11,353 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:12:11,354 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:12:11,354 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:12:11,356 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:12:11,357 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:10" (3/4) ... [2024-11-09 00:12:11,359 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:12:11,361 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:12:11,362 INFO L158 Benchmark]: Toolchain (without parser) took 2501.55ms. Allocated memory is still 125.8MB. Free memory was 68.4MB in the beginning and 64.8MB in the end (delta: 3.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,363 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:11,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1392.97ms. Allocated memory is still 125.8MB. Free memory was 68.4MB in the beginning and 49.0MB in the end (delta: 19.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.52ms. Allocated memory is still 125.8MB. Free memory was 49.0MB in the beginning and 46.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,366 INFO L158 Benchmark]: Boogie Preprocessor took 48.00ms. Allocated memory is still 125.8MB. Free memory was 46.0MB in the beginning and 96.2MB in the end (delta: -50.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,367 INFO L158 Benchmark]: RCFGBuilder took 477.09ms. Allocated memory is still 125.8MB. Free memory was 96.2MB in the beginning and 81.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,369 INFO L158 Benchmark]: CodeCheck took 486.12ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 64.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:11,369 INFO L158 Benchmark]: Witness Printer took 7.13ms. Allocated memory is still 125.8MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:11,375 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 3 procedures, 20 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, 15 NumberOfCodeBlocks, 15 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: 1559]: 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_postdec_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() 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] [L1556] COND TRUE globalReturnsTrue() [L1559] data-- 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 0.35ms. Allocated memory is still 94.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1392.97ms. Allocated memory is still 125.8MB. Free memory was 68.4MB in the beginning and 49.0MB in the end (delta: 19.4MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.52ms. Allocated memory is still 125.8MB. Free memory was 49.0MB in the beginning and 46.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.00ms. Allocated memory is still 125.8MB. Free memory was 46.0MB in the beginning and 96.2MB in the end (delta: -50.2MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 477.09ms. Allocated memory is still 125.8MB. Free memory was 96.2MB in the beginning and 81.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 486.12ms. Allocated memory is still 125.8MB. Free memory was 81.5MB in the beginning and 64.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 7.13ms. Allocated memory is still 125.8MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:12:11,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/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_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/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_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/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_4d13d852-50db-436a-9da2-924cbd07f679/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 8cf264415de1fc35370addb0f6f0c0478532b2bff70df8689ee08805afbf16dc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:14,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:14,110 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:12:14,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:14,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:14,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:14,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:14,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:14,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:14,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:14,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:14,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:14,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:14,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:14,166 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:12:14,167 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:12:14,167 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:14,168 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:12:14,172 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:12:14,173 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:12:14,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:14,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:14,174 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:14,174 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:14,175 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:14,175 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:14,175 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:12:14,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:14,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:14,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:14,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:14,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:14,178 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:12:14,178 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:14,179 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:12:14,179 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_4d13d852-50db-436a-9da2-924cbd07f679/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf264415de1fc35370addb0f6f0c0478532b2bff70df8689ee08805afbf16dc [2024-11-09 00:12:14,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:14,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:14,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:14,609 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:14,610 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:14,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i Unable to find full path for "g++" [2024-11-09 00:12:16,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:17,297 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:17,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_11_bad.i [2024-11-09 00:12:17,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/140bd416d/b49a5ca5c93643178af5c35e32e5466f/FLAG9898df75a [2024-11-09 00:12:17,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/data/140bd416d/b49a5ca5c93643178af5c35e32e5466f [2024-11-09 00:12:17,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:17,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:17,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:17,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:17,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:17,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:17" (1/1) ... [2024-11-09 00:12:17,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4de609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:17, skipping insertion in model container [2024-11-09 00:12:17,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:17" (1/1) ... [2024-11-09 00:12:17,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:18,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:18,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:18,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:18,970 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:18,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18 WrapperNode [2024-11-09 00:12:18,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:18,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:18,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:18,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:18,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,063 INFO L138 Inliner]: procedures = 502, calls = 25, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-09 00:12:19,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:19,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:19,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:19,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:19,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,104 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:19,121 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:19,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:19,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:19,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:18" (1/1) ... [2024-11-09 00:12:19,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:19,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:19,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:19,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:19,194 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:12:19,194 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:12:19,194 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-09 00:12:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-09 00:12:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:19,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:19,360 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:19,362 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:19,547 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:19,548 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:19,631 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:19,631 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:12:19,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:19 BoogieIcfgContainer [2024-11-09 00:12:19,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:19,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:19,635 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:19,660 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:19,661 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:19" (1/1) ... [2024-11-09 00:12:19,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:19,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-09 00:12:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-09 00:12:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:12:19,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:19,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:12:19,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:12:19,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:12:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:19,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:20,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:12:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:12:20,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:12:20,144 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:12:20,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:12:20 ImpRootNode [2024-11-09 00:12:20,194 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:12:20,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:12:20,197 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:12:20,197 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:12:20,198 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:19" (3/4) ... [2024-11-09 00:12:20,201 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:12:20,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:12:20,203 INFO L158 Benchmark]: Toolchain (without parser) took 2847.64ms. Allocated memory is still 104.9MB. Free memory was 77.9MB in the beginning and 61.3MB in the end (delta: 16.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,204 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:20,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1614.17ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 66.3MB in the end (delta: 11.3MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.55ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,207 INFO L158 Benchmark]: Boogie Preprocessor took 54.98ms. Allocated memory is still 104.9MB. Free memory was 63.2MB in the beginning and 61.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,208 INFO L158 Benchmark]: RCFGBuilder took 511.29ms. Allocated memory is still 104.9MB. Free memory was 61.6MB in the beginning and 44.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,209 INFO L158 Benchmark]: CodeCheck took 561.78ms. Allocated memory is still 104.9MB. Free memory was 44.8MB in the beginning and 61.9MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:20,209 INFO L158 Benchmark]: Witness Printer took 7.22ms. Allocated memory is still 104.9MB. Free memory was 61.9MB in the beginning and 61.3MB in the end (delta: 594.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:20,214 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 3 procedures, 19 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, 14 NumberOfCodeBlocks, 14 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: 1559]: 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_postdec_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() 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] [L1556] COND TRUE globalReturnsTrue() [L1559] data-- 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 0.46ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1614.17ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 66.3MB in the end (delta: 11.3MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.55ms. Allocated memory is still 104.9MB. Free memory was 66.3MB in the beginning and 63.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.98ms. Allocated memory is still 104.9MB. Free memory was 63.2MB in the beginning and 61.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.29ms. Allocated memory is still 104.9MB. Free memory was 61.6MB in the beginning and 44.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 561.78ms. Allocated memory is still 104.9MB. Free memory was 44.8MB in the beginning and 61.9MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.22ms. Allocated memory is still 104.9MB. Free memory was 61.9MB in the beginning and 61.3MB in the end (delta: 594.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:12:20,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d13d852-50db-436a-9da2-924cbd07f679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample