./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_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_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/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_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/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_77e91241-45ee-4fde-821a-145caac60a64/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 b69e52373800ace7f1d37835a42b663b5d9a81e3df8c44127a6773368d5f444f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:46:16,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:46:17,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:46:17,102 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:46:17,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:46:17,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:46:17,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:46:17,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:46:17,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:46:17,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:46:17,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:46:17,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:46:17,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:46:17,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:46:17,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:46:17,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:46:17,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:46:17,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:46:17,150 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:46:17,150 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:46:17,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:46:17,152 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:46:17,153 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:46:17,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:46:17,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:46:17,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:46:17,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:17,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:46:17,154 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:46:17,154 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:46:17,155 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:46:17,155 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:46:17,155 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_77e91241-45ee-4fde-821a-145caac60a64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b69e52373800ace7f1d37835a42b663b5d9a81e3df8c44127a6773368d5f444f [2024-11-08 22:46:17,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:46:17,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:46:17,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:46:17,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:46:17,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:46:17,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i Unable to find full path for "g++" [2024-11-08 22:46:19,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:46:19,901 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:46:19,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i [2024-11-08 22:46:19,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/3ec0422fb/ac621863ee734fa1af4409caf6adb42a/FLAG4c070530d [2024-11-08 22:46:20,041 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/3ec0422fb/ac621863ee734fa1af4409caf6adb42a [2024-11-08 22:46:20,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:46:20,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:46:20,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:20,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:46:20,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:46:20,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:20" (1/1) ... [2024-11-08 22:46:20,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ffb25f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:20, skipping insertion in model container [2024-11-08 22:46:20,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:20" (1/1) ... [2024-11-08 22:46:20,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:46:21,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:21,124 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:46:21,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:21,383 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:46:21,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21 WrapperNode [2024-11-08 22:46:21,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:21,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:21,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:46:21,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:46:21,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,464 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 47 [2024-11-08 22:46:21,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:21,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:46:21,470 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:46:21,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:46:21,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,504 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,505 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:46:21,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:46:21,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:46:21,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:46:21,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:21" (1/1) ... [2024-11-08 22:46:21,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:21,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:46:21,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:46:21,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:46:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:46:21,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:46:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:46:21,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:46:21,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:46:21,811 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:46:21,813 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:46:22,006 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:46:22,006 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:46:22,061 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:46:22,061 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:46:22,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:22 BoogieIcfgContainer [2024-11-08 22:46:22,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:46:22,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:46:22,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:46:22,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:46:22,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:22" (1/1) ... [2024-11-08 22:46:22,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:46:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:46:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:46:22,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:46:22,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:22,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:46:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:22,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:22,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:22,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:22,395 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:46:22,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:46:22 ImpRootNode [2024-11-08 22:46:22,422 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:46:22,423 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:46:22,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:46:22,423 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:46:22,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:22" (3/4) ... [2024-11-08 22:46:22,427 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:46:22,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:46:22,429 INFO L158 Benchmark]: Toolchain (without parser) took 2382.15ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 141.5MB in the beginning and 160.0MB in the end (delta: -18.4MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,430 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 93.3MB in the beginning and 93.2MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:22,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1334.53ms. Allocated memory is still 174.1MB. Free memory was 141.5MB in the beginning and 91.2MB in the end (delta: 50.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.12ms. Allocated memory is still 174.1MB. Free memory was 91.2MB in the beginning and 88.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,432 INFO L158 Benchmark]: Boogie Preprocessor took 37.18ms. Allocated memory is still 174.1MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,433 INFO L158 Benchmark]: RCFGBuilder took 550.62ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 87.0MB in the beginning and 174.7MB in the end (delta: -87.6MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,434 INFO L158 Benchmark]: CodeCheck took 359.48ms. Allocated memory is still 211.8MB. Free memory was 174.7MB in the beginning and 160.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:46:22,434 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 211.8MB. Free memory is still 160.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:22,437 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52c_badSink(data) [L1571] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory was 93.3MB in the beginning and 93.2MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1334.53ms. Allocated memory is still 174.1MB. Free memory was 141.5MB in the beginning and 91.2MB in the end (delta: 50.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.12ms. Allocated memory is still 174.1MB. Free memory was 91.2MB in the beginning and 88.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.18ms. Allocated memory is still 174.1MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 550.62ms. Allocated memory was 174.1MB in the beginning and 211.8MB in the end (delta: 37.7MB). Free memory was 87.0MB in the beginning and 174.7MB in the end (delta: -87.6MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * CodeCheck took 359.48ms. Allocated memory is still 211.8MB. Free memory was 174.7MB in the beginning and 160.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 211.8MB. Free memory is still 160.0MB. 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 22:46:22,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/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_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/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_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/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_77e91241-45ee-4fde-821a-145caac60a64/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 b69e52373800ace7f1d37835a42b663b5d9a81e3df8c44127a6773368d5f444f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:46:24,880 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:46:24,990 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:46:25,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:46:25,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:46:25,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:46:25,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:46:25,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:46:25,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:46:25,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:46:25,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:46:25,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:46:25,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:46:25,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:46:25,045 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:46:25,046 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:46:25,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:46:25,047 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:46:25,047 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:46:25,047 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:46:25,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:46:25,056 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:46:25,056 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:46:25,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:46:25,057 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:46:25,057 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:25,057 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:46:25,057 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:46:25,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:25,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:46:25,058 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:46:25,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:46:25,059 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:46:25,059 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:25,060 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:46:25,060 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_77e91241-45ee-4fde-821a-145caac60a64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b69e52373800ace7f1d37835a42b663b5d9a81e3df8c44127a6773368d5f444f [2024-11-08 22:46:25,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:46:25,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:46:25,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:46:25,473 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:46:25,474 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:46:25,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i Unable to find full path for "g++" [2024-11-08 22:46:27,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:46:28,007 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:46:28,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_52_bad.i [2024-11-08 22:46:28,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/61901599d/4aad434f9acc421b85bfd6ad183a2683/FLAGe59ede30e [2024-11-08 22:46:28,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/data/61901599d/4aad434f9acc421b85bfd6ad183a2683 [2024-11-08 22:46:28,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:46:28,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:46:28,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:28,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:46:28,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:46:28,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:28" (1/1) ... [2024-11-08 22:46:28,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ca46f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:28, skipping insertion in model container [2024-11-08 22:46:28,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:46:28" (1/1) ... [2024-11-08 22:46:28,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:46:29,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:29,226 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:46:29,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:46:29,473 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:46:29,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29 WrapperNode [2024-11-08 22:46:29,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:46:29,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:29,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:46:29,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:46:29,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,563 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 46 [2024-11-08 22:46:29,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:46:29,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:46:29,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:46:29,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:46:29,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,597 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,599 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,606 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:46:29,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:46:29,607 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:46:29,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:46:29,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:46:29" (1/1) ... [2024-11-08 22:46:29,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:46:29,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:46:29,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:46:29,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:46:29,684 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:46:29,684 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:46:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:46:29,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:46:29,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:46:29,861 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:46:29,864 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:46:30,020 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:46:30,020 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:46:30,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:46:30,089 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:46:30,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:30 BoogieIcfgContainer [2024-11-08 22:46:30,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:46:30,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:46:30,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:46:30,102 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:46:30,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:30" (1/1) ... [2024-11-08 22:46:30,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:46:30,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:46:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:46:30,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:46:30,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:30,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:30,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:30,190 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:30,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:46:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:30,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:30,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:46:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:46:30,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:46:30,571 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:46:30,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:46:30 ImpRootNode [2024-11-08 22:46:30,607 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:46:30,609 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:46:30,609 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:46:30,610 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:46:30,610 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:46:30" (3/4) ... [2024-11-08 22:46:30,613 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:46:30,615 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:46:30,616 INFO L158 Benchmark]: Toolchain (without parser) took 2495.22ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 56.2MB in the beginning and 61.6MB in the end (delta: -5.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-08 22:46:30,616 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:30,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1351.16ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 32.4MB in the end (delta: 23.6MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-11-08 22:46:30,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.50ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 53.5MB in the end (delta: -21.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-08 22:46:30,619 INFO L158 Benchmark]: Boogie Preprocessor took 40.62ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:30,619 INFO L158 Benchmark]: RCFGBuilder took 483.65ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 35.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:46:30,621 INFO L158 Benchmark]: CodeCheck took 515.66ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 62.1MB in the end (delta: -26.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:30,622 INFO L158 Benchmark]: Witness Printer took 7.13ms. Allocated memory is still 100.7MB. Free memory was 62.1MB in the beginning and 61.6MB in the end (delta: 555.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:46:30,628 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_52c_badSink(data) [L1571] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1573] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory is still 38.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1351.16ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 32.4MB in the end (delta: 23.6MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.50ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 53.5MB in the end (delta: -21.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.62ms. Allocated memory is still 83.9MB. Free memory was 53.5MB in the beginning and 51.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 483.65ms. Allocated memory is still 83.9MB. Free memory was 51.9MB in the beginning and 35.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 515.66ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 35.9MB in the beginning and 62.1MB in the end (delta: -26.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.13ms. Allocated memory is still 100.7MB. Free memory was 62.1MB in the beginning and 61.6MB in the end (delta: 555.3kB). 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 22:46:30,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77e91241-45ee-4fde-821a-145caac60a64/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample