./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm --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 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:37:25,809 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:37:25,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:37:25,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:37:25,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:37:25,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:37:25,979 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:37:25,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:37:25,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:37:25,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:37:25,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:37:25,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:37:25,982 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:37:25,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:37:25,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:37:25,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:37:25,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:37:25,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:37:25,983 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:37:25,983 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:37:25,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:37:25,984 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:37:25,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:37:25,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:37:25,984 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:37:25,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:37:25,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:25,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:37:25,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:37:25,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:37:25,986 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:37:25,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:37:25,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm 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 -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2024-11-13 22:37:26,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:37:26,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:37:26,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:37:26,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:37:26,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:37:26,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-13 22:37:28,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:37:28,823 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:37:28,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-13 22:37:28,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/c3ab3c463/0b07d21c0ab745dba580a8413440d0cf/FLAG90a5302cb [2024-11-13 22:37:28,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/c3ab3c463/0b07d21c0ab745dba580a8413440d0cf [2024-11-13 22:37:28,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:37:28,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:37:28,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:28,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:37:28,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:37:28,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:28" (1/1) ... [2024-11-13 22:37:28,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27274c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:28, skipping insertion in model container [2024-11-13 22:37:28,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:28" (1/1) ... [2024-11-13 22:37:28,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:37:30,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:30,135 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:37:30,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:30,411 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:37:30,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30 WrapperNode [2024-11-13 22:37:30,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:30,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:30,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:37:30,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:37:30,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,494 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2024-11-13 22:37:30,496 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:30,497 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:37:30,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:37:30,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:37:30,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:37:30,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:37:30,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:37:30,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:37:30,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:30" (1/1) ... [2024-11-13 22:37:30,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:30,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:37:30,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:37:30,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:37:30,639 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:37:30,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:37:30,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:37:30,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:37:30,856 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:37:30,858 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:37:31,046 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 22:37:31,047 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:37:31,097 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:37:31,097 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:37:31,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:31 BoogieIcfgContainer [2024-11-13 22:37:31,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:37:31,099 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:37:31,099 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:37:31,110 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:37:31,111 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:31" (1/1) ... [2024-11-13 22:37:31,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:37:31,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:31,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:37:31,188 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:37:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:37:31,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:31,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:37:31,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:31,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:37:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:31,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:37:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:31,527 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:37:31,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:37:31 ImpRootNode [2024-11-13 22:37:31,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:37:31,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:37:31,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:37:31,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:37:31,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:31" (3/4) ... [2024-11-13 22:37:31,568 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:37:31,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:37:31,570 INFO L158 Benchmark]: Toolchain (without parser) took 2684.96ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 45.7MB in the end (delta: 44.4MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2024-11-13 22:37:31,571 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:31,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1526.31ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 80.4MB in the end (delta: 9.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 22:37:31,572 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.36ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:31,572 INFO L158 Benchmark]: Boogie Preprocessor took 46.09ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:31,573 INFO L158 Benchmark]: RCFGBuilder took 550.20ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 63.1MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:37:31,573 INFO L158 Benchmark]: CodeCheck took 465.05ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 45.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:37:31,573 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 117.4MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:31,576 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: 1570]: 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_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] 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] [L1570] 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 0.45ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1526.31ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 80.4MB in the end (delta: 9.5MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.36ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 77.7MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.09ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 76.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 550.20ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 63.1MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 465.05ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 45.7MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 117.4MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:37:31,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm --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 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:37:34,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:37:34,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:37:34,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:37:34,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:37:34,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:37:34,739 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:37:34,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:37:34,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:37:34,740 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:37:34,741 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:37:34,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:37:34,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:37:34,744 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:37:34,744 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:37:34,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:37:34,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:34,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:37:34,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:37:34,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:37:34,745 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:37:34,745 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:37:34,745 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:37:34,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm 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 -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2024-11-13 22:37:35,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:37:35,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:37:35,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:37:35,171 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:37:35,172 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:37:35,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i Unable to find full path for "g++" [2024-11-13 22:37:37,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:37:37,633 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:37:37,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2024-11-13 22:37:37,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/73437222b/40b26c9e8f254f0186655ded91a67e07/FLAG96f35bbc1 [2024-11-13 22:37:37,695 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/data/73437222b/40b26c9e8f254f0186655ded91a67e07 [2024-11-13 22:37:37,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:37:37,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:37:37,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:37,699 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:37:37,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:37:37,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:37" (1/1) ... [2024-11-13 22:37:37,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a574dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:37, skipping insertion in model container [2024-11-13 22:37:37,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:37:37" (1/1) ... [2024-11-13 22:37:37,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:37:38,777 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:37:38,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:38,803 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:37:38,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:37:39,281 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:37:39,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39 WrapperNode [2024-11-13 22:37:39,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:37:39,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:39,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:37:39,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:37:39,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,333 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,366 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2024-11-13 22:37:39,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:37:39,368 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:37:39,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:37:39,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:37:39,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,402 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:37:39,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:37:39,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:37:39,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:37:39,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:37:39" (1/1) ... [2024-11-13 22:37:39,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:37:39,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:37:39,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:37:39,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:37:39,508 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:37:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:37:39,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:37:39,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:37:39,743 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:37:39,746 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:37:39,950 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 22:37:39,950 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:37:40,018 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:37:40,018 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:37:40,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:40 BoogieIcfgContainer [2024-11-13 22:37:40,019 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:37:40,020 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:37:40,020 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:37:40,031 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:37:40,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:40" (1/1) ... [2024-11-13 22:37:40,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:37:40,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:37:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 22:37:40,121 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 22:37:40,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:37:40,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:37:40,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:37:40,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:37:40,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:37:40,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:37:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:40,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:37:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:40,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:37:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:37:40,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:37:40,680 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:37:40,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:37:40 ImpRootNode [2024-11-13 22:37:40,717 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:37:40,718 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:37:40,718 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:37:40,718 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:37:40,720 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:37:40" (3/4) ... [2024-11-13 22:37:40,723 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:37:40,724 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:37:40,727 INFO L158 Benchmark]: Toolchain (without parser) took 3026.72ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 37.3MB in the end (delta: 19.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-11-13 22:37:40,727 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:40,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1583.59ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 50.1MB in the end (delta: 6.9MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 22:37:40,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.43ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 47.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:40,729 INFO L158 Benchmark]: Boogie Preprocessor took 54.86ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:40,732 INFO L158 Benchmark]: RCFGBuilder took 594.61ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 29.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:37:40,733 INFO L158 Benchmark]: CodeCheck took 697.42ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 37.8MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:40,733 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 83.9MB. Free memory was 37.8MB in the beginning and 37.3MB in the end (delta: 422.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:37:40,737 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: 0.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1570]: 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_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] 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] [L1570] 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 0.32ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1583.59ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 50.1MB in the end (delta: 6.9MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.43ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 47.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.86ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 594.61ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 29.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 697.42ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 37.8MB in the end (delta: -7.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 83.9MB. Free memory was 37.8MB in the beginning and 37.3MB in the end (delta: 422.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:37:40,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be4f36da-7812-4edc-8f7c-b75afc69bc4d/bin/ukojak-verify-EEHR8qb7sm/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