./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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 4671864cdd98fade30eb9ce8efc5288fd25e2d9744d3481098bbdc1c4984e73b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:21:24,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:21:24,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:21:24,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:21:24,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:21:24,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:21:24,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:21:24,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:21:24,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:21:24,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:21:24,775 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:21:24,776 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:21:24,776 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:21:24,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:21:24,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:21:24,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:21:24,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:21:24,777 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:21:24,777 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:21:24,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:21:24,778 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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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 -> 4671864cdd98fade30eb9ce8efc5288fd25e2d9744d3481098bbdc1c4984e73b [2024-11-13 20:21:25,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:21:25,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:21:25,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:21:25,108 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:21:25,108 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:21:25,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i Unable to find full path for "g++" [2024-11-13 20:21:26,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:21:27,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:21:27,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i [2024-11-13 20:21:27,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/d2f3ce113/39490e871b4642f38fe0e73f1ef64229/FLAG50327fef8 [2024-11-13 20:21:27,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/d2f3ce113/39490e871b4642f38fe0e73f1ef64229 [2024-11-13 20:21:27,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:21:27,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:21:27,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:21:27,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:21:27,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:21:27,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:21:27" (1/1) ... [2024-11-13 20:21:27,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5636524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:27, skipping insertion in model container [2024-11-13 20:21:27,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:21:27" (1/1) ... [2024-11-13 20:21:27,561 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:21:28,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:21:28,365 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:21:28,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:21:28,660 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:21:28,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28 WrapperNode [2024-11-13 20:21:28,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:21:28,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:21:28,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:21:28,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:21:28,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,704 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-13 20:21:28,704 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:21:28,704 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:21:28,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:21:28,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:21:28,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,723 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:21:28,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:21:28,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:21:28,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:21:28,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:28" (1/1) ... [2024-11-13 20:21:28,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:21:28,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:21:28,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:21:28,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:21:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:21:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:21:28,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:21:28,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:21:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:21:28,936 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:21:28,938 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:21:29,085 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 20:21:29,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:21:29,142 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:21:29,142 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:21:29,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:29 BoogieIcfgContainer [2024-11-13 20:21:29,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:21:29,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:21:29,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:21:29,153 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:21:29,153 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:29" (1/1) ... [2024-11-13 20:21:29,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:21:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:21:29,222 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:21:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:21:29,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:29,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:29,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:21:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:29,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:21:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:29,507 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:21:29,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:21:29 ImpRootNode [2024-11-13 20:21:29,550 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:21:29,551 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:21:29,551 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:21:29,551 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:21:29,552 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:29" (3/4) ... [2024-11-13 20:21:29,554 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:21:29,555 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:21:29,556 INFO L158 Benchmark]: Toolchain (without parser) took 2068.89ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 52.1MB in the end (delta: 37.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-13 20:21:29,556 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:29,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1171.51ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 83.1MB in the end (delta: 6.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-13 20:21:29,557 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.10ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 80.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:29,557 INFO L158 Benchmark]: Boogie Preprocessor took 26.17ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:29,558 INFO L158 Benchmark]: RCFGBuilder took 411.66ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 66.5MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:29,558 INFO L158 Benchmark]: CodeCheck took 406.89ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 52.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:29,559 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 117.4MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:29,561 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: 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 1570. 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); [L1548] static int CWE191_Integer_Underflow__int_fscanf_sub_45_badData; [L1549] static int CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData; [L1570] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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) [L1570] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_sub_45_bad() [L1561] int data; [L1562] data = 0 [L1564] CWE191_Integer_Underflow__int_fscanf_sub_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_fscanf_sub_45_badData; VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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] [L1555] data - 1 VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1171.51ms. Allocated memory is still 117.4MB. Free memory was 89.6MB in the beginning and 83.1MB in the end (delta: 6.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.10ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 80.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.17ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 411.66ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 66.5MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 406.89ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 52.1MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 117.4MB. Free memory is still 52.1MB. 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 20:21:29,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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 4671864cdd98fade30eb9ce8efc5288fd25e2d9744d3481098bbdc1c4984e73b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:21:32,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:21:32,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:21:32,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:21:32,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:21:32,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:21:32,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:21:32,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:21:32,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:21:32,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:21:32,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:21:32,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:21:32,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:21:32,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:21:32,327 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:21:32,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:21:32,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:21:32,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:21:32,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:21:32,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:21:32,329 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:21:32,330 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:21:32,330 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_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/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 -> 4671864cdd98fade30eb9ce8efc5288fd25e2d9744d3481098bbdc1c4984e73b [2024-11-13 20:21:32,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:21:32,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:21:32,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:21:32,645 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:21:32,646 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:21:32,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i Unable to find full path for "g++" [2024-11-13 20:21:34,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:21:34,965 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:21:34,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_45_bad.i [2024-11-13 20:21:34,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/56e0d32bf/752190c392804aa194bb7872913e9a0c/FLAG07411e4a4 [2024-11-13 20:21:35,003 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/data/56e0d32bf/752190c392804aa194bb7872913e9a0c [2024-11-13 20:21:35,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:21:35,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:21:35,009 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:21:35,009 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:21:35,013 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:21:35,014 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:21:35" (1/1) ... [2024-11-13 20:21:35,015 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9e0917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:35, skipping insertion in model container [2024-11-13 20:21:35,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:21:35" (1/1) ... [2024-11-13 20:21:35,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:21:35,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:21:35,977 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:21:36,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:21:36,267 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:21:36,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36 WrapperNode [2024-11-13 20:21:36,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:21:36,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:21:36,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:21:36,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:21:36,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,318 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-13 20:21:36,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:21:36,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:21:36,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:21:36,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:21:36,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,338 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:21:36,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:21:36,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:21:36,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:21:36,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:21:36,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:21:36,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:21:36,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:21:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:21:36,417 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:21:36,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:21:36,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:21:36,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:21:36,639 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:21:36,641 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:21:36,799 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:21:36,799 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:21:36,880 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:21:36,880 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:21:36,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:36 BoogieIcfgContainer [2024-11-13 20:21:36,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:21:36,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:21:36,881 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:21:36,894 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:21:36,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:36" (1/1) ... [2024-11-13 20:21:36,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:21:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:36,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-13 20:21:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-13 20:21:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:21:36,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:36,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:21:36,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:21:36,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:21:36,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:21:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:37,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:21:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:37,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:21:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:21:37,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:21:37,365 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:21:37,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:21:37 ImpRootNode [2024-11-13 20:21:37,401 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:21:37,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:21:37,403 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:21:37,403 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:21:37,404 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:21:36" (3/4) ... [2024-11-13 20:21:37,407 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:21:37,409 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:21:37,413 INFO L158 Benchmark]: Toolchain (without parser) took 2402.28ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 76.6MB in the end (delta: 13.7MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-11-13 20:21:37,413 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:37,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1259.89ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 71.9MB in the end (delta: 18.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:37,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.24ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 68.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:37,415 INFO L158 Benchmark]: Boogie Preprocessor took 28.49ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 67.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:37,416 INFO L158 Benchmark]: RCFGBuilder took 532.65ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 51.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:37,416 INFO L158 Benchmark]: CodeCheck took 520.02ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 77.2MB in the end (delta: -25.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:37,416 INFO L158 Benchmark]: Witness Printer took 6.12ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.6MB in the end (delta: 618.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:21:37,423 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: 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 1570. 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); [L1548] static int CWE191_Integer_Underflow__int_fscanf_sub_45_badData; [L1549] static int CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData; [L1550] static int CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData; [L1570] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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) [L1570] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_sub_45_bad() [L1561] int data; [L1562] data = 0 [L1564] CWE191_Integer_Underflow__int_fscanf_sub_45_badData = data [L1565] CALL badSink() [L1553] int data = CWE191_Integer_Underflow__int_fscanf_sub_45_badData; VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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] [L1555] data - 1 VAL [CWE191_Integer_Underflow__int_fscanf_sub_45_badData=-2147483648, CWE191_Integer_Underflow__int_fscanf_sub_45_goodB2GData=0, CWE191_Integer_Underflow__int_fscanf_sub_45_goodG2BData=0, 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 0.43ms. Allocated memory is still 83.9MB. Free memory is still 65.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1259.89ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 71.9MB in the end (delta: 18.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.24ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 68.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.49ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 67.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 532.65ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 51.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 520.02ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 77.2MB in the end (delta: -25.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.12ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.6MB in the end (delta: 618.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:21:37,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6030b-15ec-4feb-84a1-a58b50c6b0fe/bin/ukojak-verify-EEHR8qb7sm/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