./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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 620bd8ec3d6a1101156a7951909b7da88316bda550aca8e8b003d7f529d72bd7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:18,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:19,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:57:19,023 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:57:19,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:57:19,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:19,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:19,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:57:19,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:19,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:19,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:19,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:19,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:57:19,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:19,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:19,063 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:19,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:19,064 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:19,065 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:57:19,065 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:57:19,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:19,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:19,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:19,070 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:19,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:19,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:19,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:19,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:19,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:19,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:19,072 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:57:19,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:57:19,072 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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 620bd8ec3d6a1101156a7951909b7da88316bda550aca8e8b003d7f529d72bd7 [2024-11-09 00:57:19,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:19,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:19,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:19,398 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:19,398 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:19,400 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i Unable to find full path for "g++" [2024-11-09 00:57:21,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:21,861 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:21,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i [2024-11-09 00:57:21,885 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/b45865c1d/442b2874e97c4e899a7f332b7936ee40/FLAGf3ee8bce9 [2024-11-09 00:57:22,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/b45865c1d/442b2874e97c4e899a7f332b7936ee40 [2024-11-09 00:57:22,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:22,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:22,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:22,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:22,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:22,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:22" (1/1) ... [2024-11-09 00:57:22,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30288a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:22, skipping insertion in model container [2024-11-09 00:57:22,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:22" (1/1) ... [2024-11-09 00:57:22,180 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:23,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:23,260 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:23,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:23,543 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:23,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23 WrapperNode [2024-11-09 00:57:23,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:23,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:23,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:23,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:23,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,620 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-09 00:57:23,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:23,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:23,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:23,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:23,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:23,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:23,663 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:23,663 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:23,664 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:23" (1/1) ... [2024-11-09 00:57:23,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:23,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:23,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:23,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:23,748 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:57:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:57:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:23,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:23,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:23,911 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:23,913 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:24,054 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:57:24,054 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:24,095 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:57:24,095 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:57:24,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:24 BoogieIcfgContainer [2024-11-09 00:57:24,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:57:24,097 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:57:24,097 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:57:24,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:57:24,109 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:24" (1/1) ... [2024-11-09 00:57:24,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:24,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:57:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:57:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:57:24,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:24,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:57:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:24,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:57:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:24,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:57:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:24,450 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:57:24,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:57:24 ImpRootNode [2024-11-09 00:57:24,496 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:57:24,497 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:57:24,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:57:24,499 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:57:24,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:24" (3/4) ... [2024-11-09 00:57:24,503 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:57:24,505 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:57:24,507 INFO L158 Benchmark]: Toolchain (without parser) took 2418.96ms. Allocated memory is still 176.2MB. Free memory was 129.7MB in the beginning and 78.6MB in the end (delta: 51.1MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,507 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:24,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1455.01ms. Allocated memory is still 176.2MB. Free memory was 129.2MB in the beginning and 112.2MB in the end (delta: 17.0MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,509 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.35ms. Allocated memory is still 176.2MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,510 INFO L158 Benchmark]: Boogie Preprocessor took 35.43ms. Allocated memory is still 176.2MB. Free memory was 110.1MB in the beginning and 108.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,511 INFO L158 Benchmark]: RCFGBuilder took 433.16ms. Allocated memory is still 176.2MB. Free memory was 108.0MB in the beginning and 94.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,513 INFO L158 Benchmark]: CodeCheck took 399.23ms. Allocated memory is still 176.2MB. Free memory was 94.3MB in the beginning and 79.4MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:57:24,514 INFO L158 Benchmark]: Witness Printer took 9.17ms. Allocated memory is still 176.2MB. Free memory was 79.4MB in the beginning and 78.6MB in the end (delta: 766.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:24,518 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: 1552]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1550] 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] [L1552] 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 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1455.01ms. Allocated memory is still 176.2MB. Free memory was 129.2MB in the beginning and 112.2MB in the end (delta: 17.0MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.35ms. Allocated memory is still 176.2MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.43ms. Allocated memory is still 176.2MB. Free memory was 110.1MB in the beginning and 108.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 433.16ms. Allocated memory is still 176.2MB. Free memory was 108.0MB in the beginning and 94.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 399.23ms. Allocated memory is still 176.2MB. Free memory was 94.3MB in the beginning and 79.4MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 9.17ms. Allocated memory is still 176.2MB. Free memory was 79.4MB in the beginning and 78.6MB in the end (delta: 766.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:57:24,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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 620bd8ec3d6a1101156a7951909b7da88316bda550aca8e8b003d7f529d72bd7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:27,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:27,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:57:27,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:27,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:27,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:57:27,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:27,204 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:27,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:27,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:27,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:27,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:27,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:27,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:27,208 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:57:27,208 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:57:27,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:27,213 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:57:27,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:57:27,213 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:57:27,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:27,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:27,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:27,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:27,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:27,215 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:27,215 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:57:27,215 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:27,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:27,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:27,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:27,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:27,216 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:57:27,218 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:27,219 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:57:27,219 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_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 620bd8ec3d6a1101156a7951909b7da88316bda550aca8e8b003d7f529d72bd7 [2024-11-09 00:57:27,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:27,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:27,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:27,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:27,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:27,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i Unable to find full path for "g++" [2024-11-09 00:57:29,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:30,165 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:30,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_41_bad.i [2024-11-09 00:57:30,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/54b37b8de/f22efb926da24388aba709464b1b8311/FLAGc1cec1d63 [2024-11-09 00:57:30,300 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/data/54b37b8de/f22efb926da24388aba709464b1b8311 [2024-11-09 00:57:30,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:30,305 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:30,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:30,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:30,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:30,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:30" (1/1) ... [2024-11-09 00:57:30,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6061b34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:30, skipping insertion in model container [2024-11-09 00:57:30,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:30" (1/1) ... [2024-11-09 00:57:30,390 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:31,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:31,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:31,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:32,076 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:32,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32 WrapperNode [2024-11-09 00:57:32,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:32,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:32,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:32,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:32,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,176 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 44 [2024-11-09 00:57:32,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:32,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:32,179 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:32,179 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:32,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,191 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:32,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:32,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:32,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:32,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:32,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:32,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:32,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:57:32,310 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:57:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:32,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:32,498 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:32,502 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:32,697 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-09 00:57:32,697 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:32,751 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:57:32,751 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:57:32,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:32 BoogieIcfgContainer [2024-11-09 00:57:32,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:57:32,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:57:32,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:57:32,768 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:57:32,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:32" (1/1) ... [2024-11-09 00:57:32,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:57:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:57:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:57:32,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:57:32,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:32,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:32,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:32,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:32,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:57:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:33,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:57:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:33,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:57:33,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:57:33,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:57:33,166 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:57:33,196 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:57:33 ImpRootNode [2024-11-09 00:57:33,196 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:57:33,197 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:57:33,197 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:57:33,197 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:57:33,198 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:57:32" (3/4) ... [2024-11-09 00:57:33,203 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:57:33,204 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:57:33,205 INFO L158 Benchmark]: Toolchain (without parser) took 2900.24ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 65.5MB in the end (delta: -14.2MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-09 00:57:33,206 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:33,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1771.67ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 44.5MB in the end (delta: 6.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-09 00:57:33,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.45ms. Allocated memory is still 98.6MB. Free memory was 44.5MB in the beginning and 69.4MB in the end (delta: -24.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-09 00:57:33,208 INFO L158 Benchmark]: Boogie Preprocessor took 49.33ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 67.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:33,208 INFO L158 Benchmark]: RCFGBuilder took 524.52ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 52.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:57:33,209 INFO L158 Benchmark]: CodeCheck took 443.72ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 66.0MB in the end (delta: -13.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:33,210 INFO L158 Benchmark]: Witness Printer took 7.06ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 65.5MB in the end (delta: 511.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:33,213 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: 1552]: 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 1566. 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE191_Integer_Underflow__int_fscanf_multiply_41_bad() [L1558] int data; [L1559] data = 0 [L1561] CALL badSink(data) [L1550] 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] [L1552] 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 0.24ms. Allocated memory is still 79.7MB. Free memory was 55.5MB in the beginning and 55.4MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1771.67ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 44.5MB in the end (delta: 6.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.45ms. Allocated memory is still 98.6MB. Free memory was 44.5MB in the beginning and 69.4MB in the end (delta: -24.9MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.33ms. Allocated memory is still 98.6MB. Free memory was 69.4MB in the beginning and 67.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 524.52ms. Allocated memory is still 98.6MB. Free memory was 67.8MB in the beginning and 52.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 443.72ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 66.0MB in the end (delta: -13.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.06ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 65.5MB in the end (delta: 511.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:57:33,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8dbbbf-d50d-4f15-8868-35d00ccc4b3c/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