./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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_e0a2c443-60d1-454c-bed4-17a53d99a050/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 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:19:25,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:19:25,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:19:25,997 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:19:25,997 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:19:26,027 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:19:26,028 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:19:26,028 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:19:26,029 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:19:26,029 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:19:26,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:19:26,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:19:26,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:19:26,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:19:26,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:19:26,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:19:26,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:19:26,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:19:26,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:19:26,033 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:19:26,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:19:26,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:19:26,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:19:26,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:19:26,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:19:26,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:19:26,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:26,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:19:26,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:19:26,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:19:26,037 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:19:26,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:19:26,037 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_e0a2c443-60d1-454c-bed4-17a53d99a050/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 [2024-11-08 22:19:26,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:19:26,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:19:26,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:19:26,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:19:26,375 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:19:26,376 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i Unable to find full path for "g++" [2024-11-08 22:19:28,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:19:28,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:19:28,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i [2024-11-08 22:19:28,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/751ce0226/bdcd0c0898b14c36bf3eba87cbc11566/FLAG83e38e2fe [2024-11-08 22:19:28,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/751ce0226/bdcd0c0898b14c36bf3eba87cbc11566 [2024-11-08 22:19:28,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:19:28,766 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:19:28,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:28,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:19:28,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:19:28,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:28" (1/1) ... [2024-11-08 22:19:28,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f93b22e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:28, skipping insertion in model container [2024-11-08 22:19:28,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:28" (1/1) ... [2024-11-08 22:19:28,859 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:19:29,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:29,969 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:19:30,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:30,274 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:19:30,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30 WrapperNode [2024-11-08 22:19:30,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:30,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:30,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:19:30,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:19:30,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,349 INFO L138 Inliner]: procedures = 498, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 56 [2024-11-08 22:19:30,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:30,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:19:30,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:19:30,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:19:30,360 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,363 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,377 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,378 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:19:30,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:19:30,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:19:30,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:19:30,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:30,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:19:30,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:19:30,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:19:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:19:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:19:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:19:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:19:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:19:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:19:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:19:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:19:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:19:30,645 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:19:30,647 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:19:30,772 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:19:30,772 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:19:30,833 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:19:30,834 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:19:30,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:30 BoogieIcfgContainer [2024-11-08 22:19:30,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:19:30,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:19:30,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:19:30,846 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:19:30,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:30" (1/1) ... [2024-11-08 22:19:30,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:19:30,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:19:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:19:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:19:30,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:30,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:19:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:31,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:31,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:31,272 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:19:31,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:19:31 ImpRootNode [2024-11-08 22:19:31,307 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:19:31,310 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:19:31,310 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:19:31,310 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:19:31,311 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:30" (3/4) ... [2024-11-08 22:19:31,314 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:19:31,315 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:19:31,317 INFO L158 Benchmark]: Toolchain (without parser) took 2550.78ms. Allocated memory is still 153.1MB. Free memory was 121.5MB in the beginning and 63.2MB in the end (delta: 58.3MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,318 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:31,318 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1505.74ms. Allocated memory is still 153.1MB. Free memory was 120.9MB in the beginning and 103.0MB in the end (delta: 17.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,319 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.81ms. Allocated memory is still 153.1MB. Free memory was 103.0MB in the beginning and 100.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,320 INFO L158 Benchmark]: Boogie Preprocessor took 37.37ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,321 INFO L158 Benchmark]: RCFGBuilder took 446.52ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 83.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,322 INFO L158 Benchmark]: CodeCheck took 471.89ms. Allocated memory is still 153.1MB. Free memory was 83.3MB in the beginning and 64.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,323 INFO L158 Benchmark]: Witness Printer took 6.23ms. Allocated memory is still 153.1MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 905.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:31,327 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE191_Integer_Underflow__int_fscanf_sub_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_fscanf_sub_67_structType myStruct; [L1557] data = 0 [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_fscanf_sub_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data - 1 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 0.32ms. Allocated memory is still 115.3MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1505.74ms. Allocated memory is still 153.1MB. Free memory was 120.9MB in the beginning and 103.0MB in the end (delta: 17.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.81ms. Allocated memory is still 153.1MB. Free memory was 103.0MB in the beginning and 100.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.37ms. Allocated memory is still 153.1MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 446.52ms. Allocated memory is still 153.1MB. Free memory was 98.9MB in the beginning and 83.3MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 471.89ms. Allocated memory is still 153.1MB. Free memory was 83.3MB in the beginning and 64.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 6.23ms. Allocated memory is still 153.1MB. Free memory was 64.1MB in the beginning and 63.2MB in the end (delta: 905.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:19:31,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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_e0a2c443-60d1-454c-bed4-17a53d99a050/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 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:19:33,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:19:33,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:19:34,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:19:34,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:19:34,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:19:34,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:19:34,007 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:19:34,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:19:34,008 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:19:34,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:19:34,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:19:34,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:19:34,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:19:34,009 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:19:34,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:19:34,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:19:34,010 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:19:34,014 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:19:34,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:19:34,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:19:34,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:19:34,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:19:34,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:19:34,020 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:19:34,020 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:34,020 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:19:34,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:19:34,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:34,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:19:34,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:19:34,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:19:34,022 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:19:34,022 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:34,022 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:19:34,023 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_e0a2c443-60d1-454c-bed4-17a53d99a050/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 739bee8258ab8b94b00ba8f60bdeec1e1312a82dc685a101b2856312a82bcf76 [2024-11-08 22:19:34,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:19:34,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:19:34,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:19:34,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:19:34,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:19:34,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i Unable to find full path for "g++" [2024-11-08 22:19:36,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:19:36,828 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:19:36,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_67_bad.i [2024-11-08 22:19:36,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/3b623a459/95e7abc658d34d6a896873a69dba54a5/FLAG1c8308e20 [2024-11-08 22:19:37,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/data/3b623a459/95e7abc658d34d6a896873a69dba54a5 [2024-11-08 22:19:37,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:19:37,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:19:37,029 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:37,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:19:37,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:19:37,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:37" (1/1) ... [2024-11-08 22:19:37,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c4455c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:37, skipping insertion in model container [2024-11-08 22:19:37,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:37" (1/1) ... [2024-11-08 22:19:37,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:19:38,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:38,166 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:19:38,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:38,527 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:19:38,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38 WrapperNode [2024-11-08 22:19:38,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:38,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:38,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:19:38,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:19:38,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,605 INFO L138 Inliner]: procedures = 503, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-08 22:19:38,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:38,608 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:19:38,609 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:19:38,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:19:38,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,639 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,656 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:19:38,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:19:38,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:19:38,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:19:38,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:38" (1/1) ... [2024-11-08 22:19:38,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:38,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:19:38,720 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:19:38,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:19:38,755 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:19:38,756 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:19:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:19:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:19:38,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:19:38,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:19:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:19:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:19:38,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:19:38,975 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:19:38,978 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:19:39,194 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 22:19:39,194 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:19:39,260 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:19:39,260 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:19:39,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:39 BoogieIcfgContainer [2024-11-08 22:19:39,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:19:39,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:19:39,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:19:39,272 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:19:39,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:39" (1/1) ... [2024-11-08 22:19:39,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:19:39,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 22:19:39,344 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 22:19:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:19:39,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:39,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:39,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:19:39,352 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:19:39,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:19:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:39,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:39,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:39,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:39,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:19:39,987 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:19:40,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:19:40 ImpRootNode [2024-11-08 22:19:40,027 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:19:40,028 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:19:40,028 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:19:40,029 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:19:40,029 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:39" (3/4) ... [2024-11-08 22:19:40,034 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:19:40,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:19:40,037 INFO L158 Benchmark]: Toolchain (without parser) took 3009.50ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 34.0MB in the beginning and 53.7MB in the end (delta: -19.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-08 22:19:40,037 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:40,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1499.37ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 33.8MB in the beginning and 45.1MB in the end (delta: -11.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-11-08 22:19:40,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.81ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 41.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:40,040 INFO L158 Benchmark]: Boogie Preprocessor took 66.24ms. Allocated memory is still 94.4MB. Free memory was 41.8MB in the beginning and 65.0MB in the end (delta: -23.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:19:40,040 INFO L158 Benchmark]: RCFGBuilder took 585.64ms. Allocated memory is still 94.4MB. Free memory was 65.0MB in the beginning and 47.6MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:19:40,041 INFO L158 Benchmark]: CodeCheck took 766.08ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 53.7MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:40,042 INFO L158 Benchmark]: Witness Printer took 7.73ms. Allocated memory is still 94.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:40,047 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 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: 1573]: 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 1565. 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); [L1565] 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) [L1565] 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] [L1566] CALL CWE191_Integer_Underflow__int_fscanf_sub_67_bad() [L1555] int data; [L1556] CWE191_Integer_Underflow__int_fscanf_sub_67_structType myStruct; [L1557] data = 0 [L1559] myStruct.structFirst = data [L1560] CALL CWE191_Integer_Underflow__int_fscanf_sub_67b_badSink(myStruct) [L1571] EXPR myStruct.structFirst [L1571] int data = myStruct.structFirst; [L1573] data - 1 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 0.33ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 45.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1499.37ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 33.8MB in the beginning and 45.1MB in the end (delta: -11.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.81ms. Allocated memory is still 94.4MB. Free memory was 45.1MB in the beginning and 41.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.24ms. Allocated memory is still 94.4MB. Free memory was 41.8MB in the beginning and 65.0MB in the end (delta: -23.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 585.64ms. Allocated memory is still 94.4MB. Free memory was 65.0MB in the beginning and 47.6MB in the end (delta: 17.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 766.08ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 53.7MB in the end (delta: -6.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.73ms. Allocated memory is still 94.4MB. Free memory is still 53.7MB. 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 22:19:40,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0a2c443-60d1-454c-bed4-17a53d99a050/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